19159620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{319327}}^1$

素因数の和:319339

約数の個数: 24

約数和(自身を含む): 53647104

約数和(自身を除く): 34487484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 319327, 638654, 957981, 1277308, 1596635, 1915962, 3193270, 3831924, 4789905, 6386540, 9579810, 19159620]

約数ペア:

[(1, 19159620), (2, 9579810), (3, 6386540), (4, 4789905), (5, 3831924), (6, 3193270), (10, 1915962), (12, 1596635), (15, 1277308), (20, 957981), (30, 638654), (60, 319327)]