20302612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2939}}^1$

素因数の和:3111

約数の個数: 24

約数和(自身を含む): 39019680

約数和(自身を除く): 18717068

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 2939, 3454, 5878, 6908, 11756, 32329, 64658, 129316, 461423, 922846, 1845692, 5075653, 10151306, 20302612]

約数ペア:

[(1, 20302612), (2, 10151306), (4, 5075653), (11, 1845692), (22, 922846), (44, 461423), (157, 129316), (314, 64658), (628, 32329), (1727, 11756), (2939, 6908), (3454, 5878)]