20446468

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11971}}^1$

素因数の和:12043

約数の個数: 24

約数和(自身を含む): 41566784

約数和(自身を除く): 21120316

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11971, 23942, 47884, 83797, 167594, 335188, 730231, 1460462, 2920924, 5111617, 10223234, 20446468]

約数ペア:

[(1, 20446468), (2, 10223234), (4, 5111617), (7, 2920924), (14, 1460462), (28, 730231), (61, 335188), (122, 167594), (244, 83797), (427, 47884), (854, 23942), (1708, 11971)]