28120016

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{17401}}^1$

素因数の和:17510

約数の個数: 20

約数和(自身を含む): 55025124

約数和(自身を除く): 26905108

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 17401, 34802, 69604, 139208, 278416, 1757501, 3515002, 7030004, 14060008, 28120016]

約数ペア:

[(1, 28120016), (2, 14060008), (4, 7030004), (8, 3515002), (16, 1757501), (101, 278416), (202, 139208), (404, 69604), (808, 34802), (1616, 17401)]