20851174

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{7649}}^1$

素因数の和:7727

約数の個数: 16

約数和(自身を含む): 33048000

約数和(自身を除く): 12196826

約数列:

[1, 2, 29, 47, 58, 94, 1363, 2726, 7649, 15298, 221821, 359503, 443642, 719006, 10425587, 20851174]

約数ペア:

[(1, 20851174), (2, 10425587), (29, 719006), (47, 443642), (58, 359503), (94, 221821), (1363, 15298), (2726, 7649)]