18705758

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1531}}^1$

素因数の和:1723

約数の個数: 16

約数和(自身を含む): 28954800

約数和(自身を除く): 10249042

約数列:

[1, 2, 41, 82, 149, 298, 1531, 3062, 6109, 12218, 62771, 125542, 228119, 456238, 9352879, 18705758]

約数ペア:

[(1, 18705758), (2, 9352879), (41, 456238), (82, 228119), (149, 125542), (298, 62771), (1531, 12218), (3062, 6109)]