18578986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{9851}}^1$

素因数の和:9917

約数の個数: 16

約数和(自身を含む): 29792448

約数和(自身を除く): 11213462

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 9851, 19702, 226573, 403891, 453146, 807782, 9289493, 18578986]

約数ペア:

[(1, 18578986), (2, 9289493), (23, 807782), (41, 453146), (46, 403891), (82, 226573), (943, 19702), (1886, 9851)]