20161518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4877}}^1$

素因数の和:4948

約数の個数: 32

約数和(自身を含む): 44253216

約数和(自身を除く): 24091698

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 4877, 9754, 14631, 29262, 63401, 126802, 190203, 258481, 380406, 516962, 775443, 1550886, 3360253, 6720506, 10080759, 20161518]

約数ペア:

[(1, 20161518), (2, 10080759), (3, 6720506), (6, 3360253), (13, 1550886), (26, 775443), (39, 516962), (53, 380406), (78, 258481), (106, 190203), (159, 126802), (318, 63401), (689, 29262), (1378, 14631), (2067, 9754), (4134, 4877)]