12919492

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 23247000

約数和(自身を除く): 10327508

約数列:

[1, 2, 4, 53, 106, 149, 212, 298, 409, 596, 818, 1636, 7897, 15794, 21677, 31588, 43354, 60941, 86708, 121882, 243764, 3229873, 6459746, 12919492]

約数ペア:

[(1, 12919492), (2, 6459746), (4, 3229873), (53, 243764), (106, 121882), (149, 86708), (212, 60941), (298, 43354), (409, 31588), (596, 21677), (818, 15794), (1636, 7897)]