18398668

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2609}}^1$

素因数の和:2697

約数の個数: 24

約数和(自身を含む): 33762960

約数和(自身を除く): 15364292

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 1763, 2609, 3526, 5218, 7052, 10436, 106969, 112187, 213938, 224374, 427876, 448748, 4599667, 9199334, 18398668]

約数ペア:

[(1, 18398668), (2, 9199334), (4, 4599667), (41, 448748), (43, 427876), (82, 224374), (86, 213938), (164, 112187), (172, 106969), (1763, 10436), (2609, 7052), (3526, 5218)]