39920926

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{2153}}^1$

素因数の和:2355

約数の個数: 16

約数和(自身を含む): 61208064

約数和(自身を除く): 21287138

約数列:

[1, 2, 73, 127, 146, 254, 2153, 4306, 9271, 18542, 157169, 273431, 314338, 546862, 19960463, 39920926]

約数ペア:

[(1, 39920926), (2, 19960463), (73, 546862), (127, 314338), (146, 273431), (254, 157169), (2153, 18542), (4306, 9271)]