20382890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{185299}}^1$

素因数の和:185317

約数の個数: 16

約数和(自身を含む): 40024800

約数和(自身を除く): 19641910

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 185299, 370598, 926495, 1852990, 2038289, 4076578, 10191445, 20382890]

約数ペア:

[(1, 20382890), (2, 10191445), (5, 4076578), (10, 2038289), (11, 1852990), (22, 926495), (55, 370598), (110, 185299)]