20215402584

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{15497}}^1$

素因数の和:15669

約数の個数: 128

約数和(自身を含む): 56395362240

約数和(自身を除く): 36179959656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 113, 148, 156, 222, 226, 296, 312, 339, 444, 452, 481, 678, 888, 904, 962, 1356, 1443, 1469, 1924, 2712, 2886, 2938, 3848, 4181, 4407, 5772, 5876, 8362, 8814, 11544, 11752, 12543, 15497, 16724, 17628, 25086, 30994, 33448, 35256, 46491, 50172, 54353, 61988, 92982, 100344, 108706, 123976, 163059, 185964, 201461, 217412, 326118, 371928, 402922, 434824, 573389, 604383, 652236, 805844, 1146778, 1208766, 1304472, 1611688, 1720167, 1751161, 2293556, 2417532, 3440334, 3502322, 4587112, 4835064, 5253483, 6880668, 7004644, 7454057, 10506966, 13761336, 14009288, 14908114, 21013932, 22362171, 22765093, 29816228, 42027864, 44724342, 45530186, 59632456, 64792957, 68295279, 89448684, 91060372, 129585914, 136590558, 178897368, 182120744, 194378871, 259171828, 273181116, 388757742, 518343656, 546362232, 777515484, 842308441, 1555030968, 1684616882, 2526925323, 3369233764, 5053850646, 6738467528, 10107701292, 20215402584]

約数ペア:

[(1, 20215402584), (2, 10107701292), (3, 6738467528), (4, 5053850646), (6, 3369233764), (8, 2526925323), (12, 1684616882), (13, 1555030968), (24, 842308441), (26, 777515484), (37, 546362232), (39, 518343656), (52, 388757742), (74, 273181116), (78, 259171828), (104, 194378871), (111, 182120744), (113, 178897368), (148, 136590558), (156, 129585914), (222, 91060372), (226, 89448684), (296, 68295279), (312, 64792957), (339, 59632456), (444, 45530186), (452, 44724342), (481, 42027864), (678, 29816228), (888, 22765093), (904, 22362171), (962, 21013932), (1356, 14908114), (1443, 14009288), (1469, 13761336), (1924, 10506966), (2712, 7454057), (2886, 7004644), (2938, 6880668), (3848, 5253483), (4181, 4835064), (4407, 4587112), (5772, 3502322), (5876, 3440334), (8362, 2417532), (8814, 2293556), (11544, 1751161), (11752, 1720167), (12543, 1611688), (15497, 1304472), (16724, 1208766), (17628, 1146778), (25086, 805844), (30994, 652236), (33448, 604383), (35256, 573389), (46491, 434824), (50172, 402922), (54353, 371928), (61988, 326118), (92982, 217412), (100344, 201461), (108706, 185964), (123976, 163059)]