18886610

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{8951}}^1$

素因数の和:9169

約数の個数: 16

約数和(自身を含む): 34160832

約数和(自身を除く): 15274222

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 8951, 17902, 44755, 89510, 1888661, 3777322, 9443305, 18886610]

約数ペア:

[(1, 18886610), (2, 9443305), (5, 3777322), (10, 1888661), (211, 89510), (422, 44755), (1055, 17902), (2110, 8951)]