18213857688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:642

約数の個数: 256

約数和(自身を含む): 52982092800

約数和(自身を除く): 34768235112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 37, 39, 46, 52, 69, 74, 78, 92, 104, 111, 138, 148, 156, 181, 184, 222, 276, 296, 299, 312, 362, 379, 444, 481, 543, 552, 598, 724, 758, 851, 888, 897, 962, 1086, 1137, 1196, 1443, 1448, 1516, 1702, 1794, 1924, 2172, 2274, 2353, 2392, 2553, 2886, 3032, 3404, 3588, 3848, 4163, 4344, 4548, 4706, 4927, 5106, 5772, 6697, 6808, 7059, 7176, 8326, 8717, 9096, 9412, 9854, 10212, 11063, 11544, 12489, 13394, 14023, 14118, 14781, 16652, 17434, 18824, 19708, 20091, 20424, 22126, 24978, 26151, 26788, 28046, 28236, 29562, 33189, 33304, 34868, 39416, 40182, 42069, 44252, 49956, 52302, 53576, 54119, 56092, 56472, 59124, 66378, 68599, 69736, 80364, 84138, 87061, 88504, 99912, 104604, 108238, 112184, 113321, 118248, 132756, 137198, 154031, 160728, 162357, 168276, 174122, 182299, 205797, 209208, 216476, 226642, 261183, 265512, 274396, 308062, 322529, 324714, 336552, 339963, 348244, 364598, 411594, 432952, 453284, 462093, 522366, 546897, 548792, 616124, 645058, 649428, 679926, 696488, 729196, 823188, 891787, 906568, 924186, 967587, 1044732, 1093794, 1232248, 1290116, 1298856, 1359852, 1458392, 1577777, 1646376, 1783574, 1848372, 1935174, 2002403, 2089464, 2187588, 2538163, 2580232, 2675361, 2719704, 3155554, 3567148, 3696744, 3870348, 4004806, 4192877, 4375176, 4733331, 5076326, 5350722, 6007209, 6311108, 7134296, 7614489, 7740696, 8009612, 8385754, 9466662, 10152652, 10701444, 12014418, 12578631, 12622216, 15228978, 16019224, 16771508, 18933324, 20305304, 20511101, 21402888, 24028836, 25157262, 30457956, 32996119, 33543016, 37866648, 41022202, 48057672, 50314524, 58377749, 60915912, 61533303, 65992238, 82044404, 98988357, 100629048, 116755498, 123066606, 131984476, 164088808, 175133247, 197976714, 233510996, 246133212, 263968952, 350266494, 395953428, 467021992, 492266424, 700532988, 758910737, 791906856, 1401065976, 1517821474, 2276732211, 3035642948, 4553464422, 6071285896, 9106928844, 18213857688]

約数ペア:

[(1, 18213857688), (2, 9106928844), (3, 6071285896), (4, 4553464422), (6, 3035642948), (8, 2276732211), (12, 1517821474), (13, 1401065976), (23, 791906856), (24, 758910737), (26, 700532988), (37, 492266424), (39, 467021992), (46, 395953428), (52, 350266494), (69, 263968952), (74, 246133212), (78, 233510996), (92, 197976714), (104, 175133247), (111, 164088808), (138, 131984476), (148, 123066606), (156, 116755498), (181, 100629048), (184, 98988357), (222, 82044404), (276, 65992238), (296, 61533303), (299, 60915912), (312, 58377749), (362, 50314524), (379, 48057672), (444, 41022202), (481, 37866648), (543, 33543016), (552, 32996119), (598, 30457956), (724, 25157262), (758, 24028836), (851, 21402888), (888, 20511101), (897, 20305304), (962, 18933324), (1086, 16771508), (1137, 16019224), (1196, 15228978), (1443, 12622216), (1448, 12578631), (1516, 12014418), (1702, 10701444), (1794, 10152652), (1924, 9466662), (2172, 8385754), (2274, 8009612), (2353, 7740696), (2392, 7614489), (2553, 7134296), (2886, 6311108), (3032, 6007209), (3404, 5350722), (3588, 5076326), (3848, 4733331), (4163, 4375176), (4344, 4192877), (4548, 4004806), (4706, 3870348), (4927, 3696744), (5106, 3567148), (5772, 3155554), (6697, 2719704), (6808, 2675361), (7059, 2580232), (7176, 2538163), (8326, 2187588), (8717, 2089464), (9096, 2002403), (9412, 1935174), (9854, 1848372), (10212, 1783574), (11063, 1646376), (11544, 1577777), (12489, 1458392), (13394, 1359852), (14023, 1298856), (14118, 1290116), (14781, 1232248), (16652, 1093794), (17434, 1044732), (18824, 967587), (19708, 924186), (20091, 906568), (20424, 891787), (22126, 823188), (24978, 729196), (26151, 696488), (26788, 679926), (28046, 649428), (28236, 645058), (29562, 616124), (33189, 548792), (33304, 546897), (34868, 522366), (39416, 462093), (40182, 453284), (42069, 432952), (44252, 411594), (49956, 364598), (52302, 348244), (53576, 339963), (54119, 336552), (56092, 324714), (56472, 322529), (59124, 308062), (66378, 274396), (68599, 265512), (69736, 261183), (80364, 226642), (84138, 216476), (87061, 209208), (88504, 205797), (99912, 182299), (104604, 174122), (108238, 168276), (112184, 162357), (113321, 160728), (118248, 154031), (132756, 137198)]