18419312

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{1423}}^1$

素因数の和:2240

約数の個数: 20

約数和(自身を含む): 35756640

約数和(自身を除く): 17337328

約数列:

[1, 2, 4, 8, 16, 809, 1423, 1618, 2846, 3236, 5692, 6472, 11384, 12944, 22768, 1151207, 2302414, 4604828, 9209656, 18419312]

約数ペア:

[(1, 18419312), (2, 9209656), (4, 4604828), (8, 2302414), (16, 1151207), (809, 22768), (1423, 12944), (1618, 11384), (2846, 6472), (3236, 5692)]