39628418

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{2161}}^1$

素因数の和:2389

約数の個数: 16

約数和(自身を含む): 60942456

約数和(自身を除く): 21314038

約数列:

[1, 2, 53, 106, 173, 346, 2161, 4322, 9169, 18338, 114533, 229066, 373853, 747706, 19814209, 39628418]

約数ペア:

[(1, 39628418), (2, 19814209), (53, 747706), (106, 373853), (173, 229066), (346, 114533), (2161, 18338), (4322, 9169)]