18805556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61057}}^1$

素因数の和:61079

約数の個数: 24

約数和(自身を含む): 41030976

約数和(自身を除く): 22225420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61057, 122114, 244228, 427399, 671627, 854798, 1343254, 1709596, 2686508, 4701389, 9402778, 18805556]

約数ペア:

[(1, 18805556), (2, 9402778), (4, 4701389), (7, 2686508), (11, 1709596), (14, 1343254), (22, 854798), (28, 671627), (44, 427399), (77, 244228), (154, 122114), (308, 61057)]