2020107859

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{1801}}^1\times {\mathrm{2081}}^1$

素因数の和:3907

約数の個数: 24

約数和(自身を含む): 2566206576

約数和(自身を除く): 546098717

約数列:

[1, 7, 11, 49, 77, 539, 1801, 2081, 12607, 14567, 19811, 22891, 88249, 101969, 138677, 160237, 970739, 1121659, 3747881, 26235167, 41226691, 183646169, 288586837, 2020107859]

約数ペア:

[(1, 2020107859), (7, 288586837), (11, 183646169), (49, 41226691), (77, 26235167), (539, 3747881), (1801, 1121659), (2081, 970739), (12607, 160237), (14567, 138677), (19811, 101969), (22891, 88249)]