19951850

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7529}}^1$

素因数の和:7594

約数の個数: 24

約数和(自身を含む): 37815660

約数和(自身を除く): 17863810

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 7529, 15058, 37645, 75290, 188225, 376450, 399037, 798074, 1995185, 3990370, 9975925, 19951850]

約数ペア:

[(1, 19951850), (2, 9975925), (5, 3990370), (10, 1995185), (25, 798074), (50, 399037), (53, 376450), (106, 188225), (265, 75290), (530, 37645), (1325, 15058), (2650, 7529)]