139411792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{670249}}^1$

素因数の和:670270

約数の個数: 20

約数和(自身を含む): 290888500

約数和(自身を除く): 151476708

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 670249, 1340498, 2680996, 5361992, 8713237, 10723984, 17426474, 34852948, 69705896, 139411792]

約数ペア:

[(1, 139411792), (2, 69705896), (4, 34852948), (8, 17426474), (13, 10723984), (16, 8713237), (26, 5361992), (52, 2680996), (104, 1340498), (208, 670249)]