18717772

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{41411}}^1$

素因数の和:41528

約数の個数: 12

約数和(自身を含む): 33046776

約数和(自身を除く): 14329004

約数列:

[1, 2, 4, 113, 226, 452, 41411, 82822, 165644, 4679443, 9358886, 18717772]

約数ペア:

[(1, 18717772), (2, 9358886), (4, 4679443), (113, 165644), (226, 82822), (452, 41411)]