2020100156

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{461}}^1\times {\mathrm{17959}}^1$

素因数の和:18485

約数の個数: 24

約数和(自身を含む): 3601123680

約数和(自身を除く): 1581023524

約数列:

[1, 2, 4, 61, 122, 244, 461, 922, 1844, 17959, 28121, 35918, 56242, 71836, 112484, 1095499, 2190998, 4381996, 8279099, 16558198, 33116396, 505025039, 1010050078, 2020100156]

約数ペア:

[(1, 2020100156), (2, 1010050078), (4, 505025039), (61, 33116396), (122, 16558198), (244, 8279099), (461, 4381996), (922, 2190998), (1844, 1095499), (17959, 112484), (28121, 71836), (35918, 56242)]