18821084

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1373}}^1$

素因数の和:1549

約数の個数: 24

約数和(自身を含む): 34624800

約数和(自身を除く): 15803716

約数列:

[1, 2, 4, 23, 46, 92, 149, 298, 596, 1373, 2746, 3427, 5492, 6854, 13708, 31579, 63158, 126316, 204577, 409154, 818308, 4705271, 9410542, 18821084]

約数ペア:

[(1, 18821084), (2, 9410542), (4, 4705271), (23, 818308), (46, 409154), (92, 204577), (149, 126316), (298, 63158), (596, 31579), (1373, 13708), (2746, 6854), (3427, 5492)]