12639492

素因数分解:

$2^2\times 3^2\times {\mathrm{351097}}^1$

素因数の和:351107

約数の個数: 18

約数和(自身を含む): 31949918

約数和(自身を除く): 19310426

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 351097, 702194, 1053291, 1404388, 2106582, 3159873, 4213164, 6319746, 12639492]

約数ペア:

[(1, 12639492), (2, 6319746), (3, 4213164), (4, 3159873), (6, 2106582), (9, 1404388), (12, 1053291), (18, 702194), (36, 351097)]