18130540

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3793}}^1$

素因数の和:4041

約数の個数: 24

約数和(自身を含む): 38243520

約数和(自身を除く): 20112980

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 3793, 4780, 7586, 15172, 18965, 37930, 75860, 906527, 1813054, 3626108, 4532635, 9065270, 18130540]

約数ペア:

[(1, 18130540), (2, 9065270), (4, 4532635), (5, 3626108), (10, 1813054), (20, 906527), (239, 75860), (478, 37930), (956, 18965), (1195, 15172), (2390, 7586), (3793, 4780)]