20187191942

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{1390111}}^1$

素因数の和:1390303

約数の個数: 16

約数和(自身を含む): 31077343872

約数和(自身を除く): 10890151930

約数列:

[1, 2, 53, 106, 137, 274, 7261, 14522, 1390111, 2780222, 73675883, 147351766, 190445207, 380890414, 10093595971, 20187191942]

約数ペア:

[(1, 20187191942), (2, 10093595971), (53, 380890414), (106, 190445207), (137, 147351766), (274, 73675883), (7261, 2780222), (14522, 1390111)]