20120457848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2531}}^1\times {\mathrm{58453}}^1$

素因数の和:61007

約数の個数: 32

約数和(自身を含む): 39961492560

約数和(自身を除く): 19841034712

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2531, 5062, 10124, 20248, 43027, 58453, 86054, 116906, 172108, 233812, 344216, 467624, 993701, 1987402, 3974804, 7949608, 147944543, 295889086, 591778172, 1183556344, 2515057231, 5030114462, 10060228924, 20120457848]

約数ペア:

[(1, 20120457848), (2, 10060228924), (4, 5030114462), (8, 2515057231), (17, 1183556344), (34, 591778172), (68, 295889086), (136, 147944543), (2531, 7949608), (5062, 3974804), (10124, 1987402), (20248, 993701), (43027, 467624), (58453, 344216), (86054, 233812), (116906, 172108)]