18047455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3169}}^1$

素因数の和:3258

約数の個数: 16

約数和(自身を含む): 23280480

約数和(自身を除く): 5233025

約数列:

[1, 5, 17, 67, 85, 335, 1139, 3169, 5695, 15845, 53873, 212323, 269365, 1061615, 3609491, 18047455]

約数ペア:

[(1, 18047455), (5, 3609491), (17, 1061615), (67, 269365), (85, 212323), (335, 53873), (1139, 15845), (3169, 5695)]