20378314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{2063}}^1$

素因数の和:2525

約数の個数: 16

約数和(自身を含む): 33436800

約数和(自身を除く): 13058486

約数列:

[1, 2, 11, 22, 449, 898, 2063, 4126, 4939, 9878, 22693, 45386, 926287, 1852574, 10189157, 20378314]

約数ペア:

[(1, 20378314), (2, 10189157), (11, 1852574), (22, 926287), (449, 45386), (898, 22693), (2063, 9878), (4126, 4939)]