19557850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30089}}^1$

素因数の和:30114

約数の個数: 24

約数和(自身を含む): 39177180

約数和(自身を除く): 19619330

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 30089, 60178, 150445, 300890, 391157, 752225, 782314, 1504450, 1955785, 3911570, 9778925, 19557850]

約数ペア:

[(1, 19557850), (2, 9778925), (5, 3911570), (10, 1955785), (13, 1504450), (25, 782314), (26, 752225), (50, 391157), (65, 300890), (130, 150445), (325, 60178), (650, 30089)]