20163687262

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{70571}}^1$

素因数の和:70768

約数の個数: 32

約数和(自身を含む): 32587326720

約数和(自身を除く): 12423639458

約数列:

[1, 2, 19, 38, 73, 103, 146, 206, 1387, 1957, 2774, 3914, 7519, 15038, 70571, 141142, 142861, 285722, 1340849, 2681698, 5151683, 7268813, 10303366, 14537626, 97881977, 138107447, 195763954, 276214894, 530623349, 1061246698, 10081843631, 20163687262]

約数ペア:

[(1, 20163687262), (2, 10081843631), (19, 1061246698), (38, 530623349), (73, 276214894), (103, 195763954), (146, 138107447), (206, 97881977), (1387, 14537626), (1957, 10303366), (2774, 7268813), (3914, 5151683), (7519, 2681698), (15038, 1340849), (70571, 285722), (141142, 142861)]