17944340

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4957}}^1$

素因数の和:5147

約数の個数: 24

約数和(自身を含む): 37898952

約数和(自身を除く): 19954612

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 4957, 9914, 19828, 24785, 49570, 99140, 897217, 1794434, 3588868, 4486085, 8972170, 17944340]

約数ペア:

[(1, 17944340), (2, 8972170), (4, 4486085), (5, 3588868), (10, 1794434), (20, 897217), (181, 99140), (362, 49570), (724, 24785), (905, 19828), (1810, 9914), (3620, 4957)]