20834851814

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1\times {\mathrm{1879}}^1$

素因数の和:2829

約数の個数: 64

約数和(自身を含む): 38204006400

約数和(自身を除く): 17369154586

約数列:

[1, 2, 7, 14, 29, 31, 58, 62, 203, 217, 406, 434, 881, 899, 1762, 1798, 1879, 3758, 6167, 6293, 12334, 12586, 13153, 25549, 26306, 27311, 51098, 54491, 54622, 58249, 108982, 116498, 178843, 191177, 357686, 381437, 382354, 407743, 762874, 792019, 815486, 1584038, 1655399, 1689221, 3310798, 3378442, 5544133, 11088266, 11587793, 11824547, 23175586, 23649094, 48006571, 51317369, 96013142, 102634738, 336045997, 359221583, 672091994, 718443166, 1488203701, 2976407402, 10417425907, 20834851814]

約数ペア:

[(1, 20834851814), (2, 10417425907), (7, 2976407402), (14, 1488203701), (29, 718443166), (31, 672091994), (58, 359221583), (62, 336045997), (203, 102634738), (217, 96013142), (406, 51317369), (434, 48006571), (881, 23649094), (899, 23175586), (1762, 11824547), (1798, 11587793), (1879, 11088266), (3758, 5544133), (6167, 3378442), (6293, 3310798), (12334, 1689221), (12586, 1655399), (13153, 1584038), (25549, 815486), (26306, 792019), (27311, 762874), (51098, 407743), (54491, 382354), (54622, 381437), (58249, 357686), (108982, 191177), (116498, 178843)]