20187945616

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{12249967}}^1$

素因数の和:12250078

約数の個数: 20

約数和(自身を含む): 39493896832

約数和(自身を除く): 19305951216

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 12249967, 24499934, 48999868, 97999736, 195999472, 1261746601, 2523493202, 5046986404, 10093972808, 20187945616]

約数ペア:

[(1, 20187945616), (2, 10093972808), (4, 5046986404), (8, 2523493202), (16, 1261746601), (103, 195999472), (206, 97999736), (412, 48999868), (824, 24499934), (1648, 12249967)]