19928968

素因数分解:

$2^3\times {\mathrm{353}}^1\times {\mathrm{7057}}^1$

素因数の和:7416

約数の個数: 16

約数和(自身を含む): 37477980

約数和(自身を除く): 17549012

約数列:

[1, 2, 4, 8, 353, 706, 1412, 2824, 7057, 14114, 28228, 56456, 2491121, 4982242, 9964484, 19928968]

約数ペア:

[(1, 19928968), (2, 9964484), (4, 4982242), (8, 2491121), (353, 56456), (706, 28228), (1412, 14114), (2824, 7057)]