20355771816

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1531}}^1\times {\mathrm{3929}}^1$

素因数の和:5519

約数の個数: 96

約数和(自身を含む): 56354313600

約数和(自身を除く): 35998541784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1531, 1692, 3062, 3384, 3929, 4593, 6124, 7858, 9186, 11787, 12248, 13779, 15716, 18372, 23574, 27558, 31432, 35361, 36744, 47148, 55116, 70722, 71957, 94296, 110232, 141444, 143914, 184663, 215871, 282888, 287828, 369326, 431742, 553989, 575656, 647613, 738652, 863484, 1107978, 1295226, 1477304, 1661967, 1726968, 2215956, 2590452, 3323934, 4431912, 5180904, 6015299, 6647868, 12030598, 13295736, 18045897, 24061196, 36091794, 48122392, 54137691, 72183588, 108275382, 144367176, 216550764, 282719053, 433101528, 565438106, 848157159, 1130876212, 1696314318, 2261752424, 2544471477, 3392628636, 5088942954, 6785257272, 10177885908, 20355771816]

約数ペア:

[(1, 20355771816), (2, 10177885908), (3, 6785257272), (4, 5088942954), (6, 3392628636), (8, 2544471477), (9, 2261752424), (12, 1696314318), (18, 1130876212), (24, 848157159), (36, 565438106), (47, 433101528), (72, 282719053), (94, 216550764), (141, 144367176), (188, 108275382), (282, 72183588), (376, 54137691), (423, 48122392), (564, 36091794), (846, 24061196), (1128, 18045897), (1531, 13295736), (1692, 12030598), (3062, 6647868), (3384, 6015299), (3929, 5180904), (4593, 4431912), (6124, 3323934), (7858, 2590452), (9186, 2215956), (11787, 1726968), (12248, 1661967), (13779, 1477304), (15716, 1295226), (18372, 1107978), (23574, 863484), (27558, 738652), (31432, 647613), (35361, 575656), (36744, 553989), (47148, 431742), (55116, 369326), (70722, 287828), (71957, 282888), (94296, 215871), (110232, 184663), (141444, 143914)]