19650580

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4111}}^1$

素因数の和:4359

約数の個数: 24

約数和(自身を含む): 41448960

約数和(自身を除く): 21798380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4111, 4780, 8222, 16444, 20555, 41110, 82220, 982529, 1965058, 3930116, 4912645, 9825290, 19650580]

約数ペア:

[(1, 19650580), (2, 9825290), (4, 4912645), (5, 3930116), (10, 1965058), (20, 982529), (239, 82220), (478, 41110), (956, 20555), (1195, 16444), (2390, 8222), (4111, 4780)]