20156193639

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{54623831}}^1$

素因数の和:54623878

約数の個数: 12

約数和(自身を含む): 29824612272

約数和(自身を除く): 9668418633

約数列:

[1, 3, 9, 41, 123, 369, 54623831, 163871493, 491614479, 2239577071, 6718731213, 20156193639]

約数ペア:

[(1, 20156193639), (3, 6718731213), (9, 2239577071), (41, 491614479), (123, 163871493), (369, 54623831)]