18273038

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21397}}^1$

素因数の和:21467

約数の個数: 16

約数和(自身を含む): 31840224

約数和(自身を除く): 13567186

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 21397, 42794, 149779, 299558, 1305217, 2610434, 9136519, 18273038]

約数ペア:

[(1, 18273038), (2, 9136519), (7, 2610434), (14, 1305217), (61, 299558), (122, 149779), (427, 42794), (854, 21397)]