20104775416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{757}}^1$

素因数の和:1265

約数の個数: 128

約数和(自身を含む): 44766509760

約数和(自身を除く): 24661734344

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 41, 44, 68, 82, 88, 136, 164, 187, 328, 374, 433, 451, 697, 748, 757, 866, 902, 1394, 1496, 1514, 1732, 1804, 2788, 3028, 3464, 3608, 4763, 5576, 6056, 7361, 7667, 8327, 9526, 12869, 14722, 15334, 16654, 17753, 19052, 25738, 29444, 30668, 31037, 33308, 35506, 38104, 51476, 58888, 61336, 62074, 66616, 71012, 80971, 102952, 124148, 141559, 142024, 161942, 195283, 248296, 283118, 301801, 323884, 327781, 341407, 390566, 527629, 566236, 603602, 647768, 655562, 682814, 781132, 1055258, 1132472, 1207204, 1311124, 1365628, 1562264, 2110516, 2414408, 2622248, 2731256, 3319811, 3605591, 4221032, 5572277, 5803919, 6639622, 7211182, 11144554, 11607838, 13279244, 13439021, 14422364, 22289108, 23215676, 26558488, 26878042, 28844728, 44578216, 46431352, 53756084, 61295047, 107512168, 122590094, 147829231, 228463357, 245180188, 295658462, 456926714, 490360376, 591316924, 913853428, 1182633848, 1827706856, 2513096927, 5026193854, 10052387708, 20104775416]

約数ペア:

[(1, 20104775416), (2, 10052387708), (4, 5026193854), (8, 2513096927), (11, 1827706856), (17, 1182633848), (22, 913853428), (34, 591316924), (41, 490360376), (44, 456926714), (68, 295658462), (82, 245180188), (88, 228463357), (136, 147829231), (164, 122590094), (187, 107512168), (328, 61295047), (374, 53756084), (433, 46431352), (451, 44578216), (697, 28844728), (748, 26878042), (757, 26558488), (866, 23215676), (902, 22289108), (1394, 14422364), (1496, 13439021), (1514, 13279244), (1732, 11607838), (1804, 11144554), (2788, 7211182), (3028, 6639622), (3464, 5803919), (3608, 5572277), (4763, 4221032), (5576, 3605591), (6056, 3319811), (7361, 2731256), (7667, 2622248), (8327, 2414408), (9526, 2110516), (12869, 1562264), (14722, 1365628), (15334, 1311124), (16654, 1207204), (17753, 1132472), (19052, 1055258), (25738, 781132), (29444, 682814), (30668, 655562), (31037, 647768), (33308, 603602), (35506, 566236), (38104, 527629), (51476, 390566), (58888, 341407), (61336, 327781), (62074, 323884), (66616, 301801), (71012, 283118), (80971, 248296), (102952, 195283), (124148, 161942), (141559, 142024)]