18620858878

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4521821}}^1$

素因数の和:4521923

約数の個数: 16

約数和(自身を含む): 29301406560

約数和(自身を除く): 10680547682

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 4521821, 9043642, 131132809, 262265618, 321049291, 642098582, 9310429439, 18620858878]

約数ペア:

[(1, 18620858878), (2, 9310429439), (29, 642098582), (58, 321049291), (71, 262265618), (142, 131132809), (2059, 9043642), (4118, 4521821)]