1991285755906

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{49711}}^1\times {\mathrm{488503}}^1$

素因数の和:538257

約数の個数: 16

約数和(自身を含む): 3059848366848

約数和(自身を除く): 1068562610942

約数列:

[1, 2, 41, 82, 49711, 99422, 488503, 977006, 2038151, 4076302, 20028623, 40057246, 24283972633, 48567945266, 995642877953, 1991285755906]

約数ペア:

[(1, 1991285755906), (2, 995642877953), (41, 48567945266), (82, 24283972633), (49711, 40057246), (99422, 20028623), (488503, 4076302), (977006, 2038151)]