201687128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1326889}}^1$

素因数の和:1326914

約数の個数: 16

約数和(自身を含む): 398067000

約数和(自身を除く): 196379872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1326889, 2653778, 5307556, 10615112, 25210891, 50421782, 100843564, 201687128]

約数ペア:

[(1, 201687128), (2, 100843564), (4, 50421782), (8, 25210891), (19, 10615112), (38, 5307556), (76, 2653778), (152, 1326889)]