139891856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{672557}}^1$

素因数の和:672578

約数の個数: 20

約数和(自身を含む): 291890172

約数和(自身を除く): 151998316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 672557, 1345114, 2690228, 5380456, 8743241, 10760912, 17486482, 34972964, 69945928, 139891856]

約数ペア:

[(1, 139891856), (2, 69945928), (4, 34972964), (8, 17486482), (13, 10760912), (16, 8743241), (26, 5380456), (52, 2690228), (104, 1345114), (208, 672557)]