17992060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20921}}^1$

素因数の和:20973

約数の個数: 24

約数和(自身を含む): 38663856

約数和(自身を除く): 20671796

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 20921, 41842, 83684, 104605, 209210, 418420, 899603, 1799206, 3598412, 4498015, 8996030, 17992060]

約数ペア:

[(1, 17992060), (2, 8996030), (4, 4498015), (5, 3598412), (10, 1799206), (20, 899603), (43, 418420), (86, 209210), (172, 104605), (215, 83684), (430, 41842), (860, 20921)]