20123265736

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3488777}}^1$

素因数の和:3488893

約数の個数: 32

約数和(自身を含む): 43539949440

約数和(自身を除く): 23416683704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 3488777, 6977554, 13955108, 24421439, 27910216, 48842878, 97685756, 195371512, 359344031, 718688062, 1437376124, 2515408217, 2874752248, 5030816434, 10061632868, 20123265736]

約数ペア:

[(1, 20123265736), (2, 10061632868), (4, 5030816434), (7, 2874752248), (8, 2515408217), (14, 1437376124), (28, 718688062), (56, 359344031), (103, 195371512), (206, 97685756), (412, 48842878), (721, 27910216), (824, 24421439), (1442, 13955108), (2884, 6977554), (5768, 3488777)]