20466196218

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{911}}^1$

素因数の和:1145

約数の個数: 192

約数和(自身を含む): 52265041920

約数和(自身を除く): 31798845702

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 117, 163, 171, 186, 234, 247, 279, 326, 342, 403, 489, 494, 558, 589, 741, 806, 911, 978, 1178, 1209, 1467, 1482, 1767, 1822, 2119, 2223, 2418, 2733, 2934, 3097, 3534, 3627, 4238, 4446, 5053, 5301, 5466, 6194, 6357, 7254, 7657, 8199, 9291, 10106, 10602, 11843, 12714, 15159, 15314, 16398, 17309, 18582, 19071, 22971, 23686, 27873, 28241, 30318, 34618, 35529, 38142, 40261, 45477, 45942, 51927, 55746, 56482, 65689, 68913, 71058, 80522, 84723, 90954, 96007, 103854, 106587, 120783, 131378, 137826, 148493, 155781, 169446, 192014, 197067, 213174, 225017, 241566, 254169, 288021, 296986, 311562, 362349, 367133, 394134, 445479, 450034, 508338, 536579, 576042, 591201, 675051, 724698, 734266, 864063, 890958, 1073158, 1101399, 1182402, 1248091, 1336437, 1350102, 1609737, 1728126, 1930409, 2025153, 2202798, 2496182, 2672874, 2821367, 3219474, 3304197, 3744273, 3860818, 4050306, 4603283, 4829211, 5642734, 5791227, 6608394, 6975527, 7488546, 8464101, 9206566, 9658422, 11232819, 11582454, 13809849, 13951054, 16928202, 17373681, 20926581, 22465638, 25392303, 27619698, 34747362, 36677771, 41429547, 41853162, 50784606, 59842679, 62779743, 73355542, 82859094, 87462377, 110033313, 119685358, 125559486, 174924754, 179528037, 220066626, 262387131, 330099939, 359056074, 524774262, 538584111, 660199878, 787161393, 1077168222, 1137010901, 1574322786, 2274021802, 3411032703, 6822065406, 10233098109, 20466196218]

約数ペア:

[(1, 20466196218), (2, 10233098109), (3, 6822065406), (6, 3411032703), (9, 2274021802), (13, 1574322786), (18, 1137010901), (19, 1077168222), (26, 787161393), (31, 660199878), (38, 538584111), (39, 524774262), (57, 359056074), (62, 330099939), (78, 262387131), (93, 220066626), (114, 179528037), (117, 174924754), (163, 125559486), (171, 119685358), (186, 110033313), (234, 87462377), (247, 82859094), (279, 73355542), (326, 62779743), (342, 59842679), (403, 50784606), (489, 41853162), (494, 41429547), (558, 36677771), (589, 34747362), (741, 27619698), (806, 25392303), (911, 22465638), (978, 20926581), (1178, 17373681), (1209, 16928202), (1467, 13951054), (1482, 13809849), (1767, 11582454), (1822, 11232819), (2119, 9658422), (2223, 9206566), (2418, 8464101), (2733, 7488546), (2934, 6975527), (3097, 6608394), (3534, 5791227), (3627, 5642734), (4238, 4829211), (4446, 4603283), (5053, 4050306), (5301, 3860818), (5466, 3744273), (6194, 3304197), (6357, 3219474), (7254, 2821367), (7657, 2672874), (8199, 2496182), (9291, 2202798), (10106, 2025153), (10602, 1930409), (11843, 1728126), (12714, 1609737), (15159, 1350102), (15314, 1336437), (16398, 1248091), (17309, 1182402), (18582, 1101399), (19071, 1073158), (22971, 890958), (23686, 864063), (27873, 734266), (28241, 724698), (30318, 675051), (34618, 591201), (35529, 576042), (38142, 536579), (40261, 508338), (45477, 450034), (45942, 445479), (51927, 394134), (55746, 367133), (56482, 362349), (65689, 311562), (68913, 296986), (71058, 288021), (80522, 254169), (84723, 241566), (90954, 225017), (96007, 213174), (103854, 197067), (106587, 192014), (120783, 169446), (131378, 155781), (137826, 148493)]