20499841908

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{4019}}^1$

素因数の和:4228

約数の個数: 240

約数和(自身を含む): 66355470720

約数和(自身を除く): 45855628812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 173, 182, 189, 234, 252, 273, 324, 346, 351, 364, 378, 468, 519, 546, 567, 692, 702, 756, 819, 1038, 1053, 1092, 1134, 1211, 1404, 1557, 1638, 2076, 2106, 2249, 2268, 2422, 2457, 3114, 3276, 3633, 4019, 4212, 4498, 4671, 4844, 4914, 6228, 6747, 7266, 7371, 8038, 8996, 9342, 9828, 10899, 12057, 13494, 14013, 14532, 14742, 15743, 16076, 18684, 20241, 21798, 24114, 26988, 28026, 28133, 29484, 31486, 32697, 36171, 40482, 43596, 47229, 48228, 52247, 56052, 56266, 60723, 62972, 65394, 72342, 80964, 84399, 94458, 98091, 104494, 108513, 112532, 121446, 130788, 141687, 144684, 156741, 168798, 182169, 188916, 196182, 208988, 217026, 242892, 253197, 283374, 313482, 325539, 337596, 364338, 365729, 392364, 425061, 434052, 470223, 506394, 566748, 626964, 651078, 695287, 728676, 731458, 759591, 850122, 940446, 1012788, 1097187, 1275183, 1302156, 1390574, 1410669, 1462916, 1519182, 1700244, 1880892, 2085861, 2194374, 2278773, 2550366, 2781148, 2821338, 3038364, 3291561, 4171722, 4232007, 4388748, 4557546, 4867009, 5100732, 5642676, 6257583, 6583122, 8343444, 8464014, 9038731, 9115092, 9734018, 9874683, 12515166, 13166244, 14601027, 16928028, 18077462, 18772749, 19468036, 19749366, 25030332, 27116193, 29202054, 29624049, 36154924, 37545498, 39498732, 43803081, 54232386, 56318247, 58404108, 59248098, 63271117, 75090996, 81348579, 87606162, 108464772, 112636494, 118496196, 126542234, 131409243, 162697158, 175212324, 189813351, 225272988, 244045737, 253084468, 262818486, 325394316, 379626702, 394227729, 488091474, 525636972, 569440053, 732137211, 759253404, 788455458, 976182948, 1138880106, 1464274422, 1576910916, 1708320159, 2277760212, 2928548844, 3416640318, 5124960477, 6833280636, 10249920954, 20499841908]

約数ペア:

[(1, 20499841908), (2, 10249920954), (3, 6833280636), (4, 5124960477), (6, 3416640318), (7, 2928548844), (9, 2277760212), (12, 1708320159), (13, 1576910916), (14, 1464274422), (18, 1138880106), (21, 976182948), (26, 788455458), (27, 759253404), (28, 732137211), (36, 569440053), (39, 525636972), (42, 488091474), (52, 394227729), (54, 379626702), (63, 325394316), (78, 262818486), (81, 253084468), (84, 244045737), (91, 225272988), (108, 189813351), (117, 175212324), (126, 162697158), (156, 131409243), (162, 126542234), (173, 118496196), (182, 112636494), (189, 108464772), (234, 87606162), (252, 81348579), (273, 75090996), (324, 63271117), (346, 59248098), (351, 58404108), (364, 56318247), (378, 54232386), (468, 43803081), (519, 39498732), (546, 37545498), (567, 36154924), (692, 29624049), (702, 29202054), (756, 27116193), (819, 25030332), (1038, 19749366), (1053, 19468036), (1092, 18772749), (1134, 18077462), (1211, 16928028), (1404, 14601027), (1557, 13166244), (1638, 12515166), (2076, 9874683), (2106, 9734018), (2249, 9115092), (2268, 9038731), (2422, 8464014), (2457, 8343444), (3114, 6583122), (3276, 6257583), (3633, 5642676), (4019, 5100732), (4212, 4867009), (4498, 4557546), (4671, 4388748), (4844, 4232007), (4914, 4171722), (6228, 3291561), (6747, 3038364), (7266, 2821338), (7371, 2781148), (8038, 2550366), (8996, 2278773), (9342, 2194374), (9828, 2085861), (10899, 1880892), (12057, 1700244), (13494, 1519182), (14013, 1462916), (14532, 1410669), (14742, 1390574), (15743, 1302156), (16076, 1275183), (18684, 1097187), (20241, 1012788), (21798, 940446), (24114, 850122), (26988, 759591), (28026, 731458), (28133, 728676), (29484, 695287), (31486, 651078), (32697, 626964), (36171, 566748), (40482, 506394), (43596, 470223), (47229, 434052), (48228, 425061), (52247, 392364), (56052, 365729), (56266, 364338), (60723, 337596), (62972, 325539), (65394, 313482), (72342, 283374), (80964, 253197), (84399, 242892), (94458, 217026), (98091, 208988), (104494, 196182), (108513, 188916), (112532, 182169), (121446, 168798), (130788, 156741), (141687, 144684)]