81864806

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{35317}}^1$

素因数の和:35399

約数の個数: 16

約数和(自身を含む): 131382960

約数和(自身を除く): 49518154

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 35317, 70634, 671023, 1342046, 2154337, 4308674, 40932403, 81864806]

約数ペア:

[(1, 81864806), (2, 40932403), (19, 4308674), (38, 2154337), (61, 1342046), (122, 671023), (1159, 70634), (2318, 35317)]