18257404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21839}}^1$

素因数の和:21873

約数の個数: 24

約数和(自身を含む): 36691200

約数和(自身を除く): 18433796

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 21839, 43678, 87356, 240229, 414941, 480458, 829882, 960916, 1659764, 4564351, 9128702, 18257404]

約数ペア:

[(1, 18257404), (2, 9128702), (4, 4564351), (11, 1659764), (19, 960916), (22, 829882), (38, 480458), (44, 414941), (76, 240229), (209, 87356), (418, 43678), (836, 21839)]