18269305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 24009048

約数和(自身を除く): 5739743

約数列:

[1, 5, 17, 37, 85, 157, 185, 629, 785, 1369, 2669, 3145, 5809, 6845, 13345, 23273, 29045, 98753, 116365, 214933, 493765, 1074665, 3653861, 18269305]

約数ペア:

[(1, 18269305), (5, 3653861), (17, 1074665), (37, 493765), (85, 214933), (157, 116365), (185, 98753), (629, 29045), (785, 23273), (1369, 13345), (2669, 6845), (3145, 5809)]