18210844

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 32820480

約数和(自身を除く): 14609636

約数列:

[1, 2, 4, 43, 86, 172, 239, 443, 478, 886, 956, 1772, 10277, 19049, 20554, 38098, 41108, 76196, 105877, 211754, 423508, 4552711, 9105422, 18210844]

約数ペア:

[(1, 18210844), (2, 9105422), (4, 4552711), (43, 423508), (86, 211754), (172, 105877), (239, 76196), (443, 41108), (478, 38098), (886, 20554), (956, 19049), (1772, 10277)]