20170165744

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{751}}^1\times {\mathrm{1237}}^1$

素因数の和:2078

約数の個数: 80

約数和(自身を含む): 41558768640

約数和(自身を除く): 21388602896

約数列:

[1, 2, 4, 8, 16, 23, 46, 59, 92, 118, 184, 236, 368, 472, 751, 944, 1237, 1357, 1502, 2474, 2714, 3004, 4948, 5428, 6008, 9896, 10856, 12016, 17273, 19792, 21712, 28451, 34546, 44309, 56902, 69092, 72983, 88618, 113804, 138184, 145966, 177236, 227608, 276368, 291932, 354472, 455216, 583864, 708944, 928987, 1019107, 1167728, 1678609, 1857974, 2038214, 3357218, 3715948, 4076428, 6714436, 7431896, 8152856, 13428872, 14863792, 16305712, 21366701, 26857744, 42733402, 54810233, 85466804, 109620466, 170933608, 219240932, 341867216, 438481864, 876963728, 1260635359, 2521270718, 5042541436, 10085082872, 20170165744]

約数ペア:

[(1, 20170165744), (2, 10085082872), (4, 5042541436), (8, 2521270718), (16, 1260635359), (23, 876963728), (46, 438481864), (59, 341867216), (92, 219240932), (118, 170933608), (184, 109620466), (236, 85466804), (368, 54810233), (472, 42733402), (751, 26857744), (944, 21366701), (1237, 16305712), (1357, 14863792), (1502, 13428872), (2474, 8152856), (2714, 7431896), (3004, 6714436), (4948, 4076428), (5428, 3715948), (6008, 3357218), (9896, 2038214), (10856, 1857974), (12016, 1678609), (17273, 1167728), (19792, 1019107), (21712, 928987), (28451, 708944), (34546, 583864), (44309, 455216), (56902, 354472), (69092, 291932), (72983, 276368), (88618, 227608), (113804, 177236), (138184, 145966)]