18869948

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3539}}^1$

素因数の和:3617

約数の個数: 24

約数和(自身を含む): 34890240

約数和(自身を除く): 16020292

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 3539, 5332, 7078, 14156, 109709, 152177, 219418, 304354, 438836, 608708, 4717487, 9434974, 18869948]

約数ペア:

[(1, 18869948), (2, 9434974), (4, 4717487), (31, 608708), (43, 438836), (62, 304354), (86, 219418), (124, 152177), (172, 109709), (1333, 14156), (2666, 7078), (3539, 5332)]