19291061

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 21235200

約数和(自身を除く): 1944139

約数列:

[1, 19, 29, 157, 223, 551, 2983, 4237, 4553, 6467, 35011, 86507, 122873, 665209, 1015319, 19291061]

約数ペア:

[(1, 19291061), (19, 1015319), (29, 665209), (157, 122873), (223, 86507), (551, 35011), (2983, 6467), (4237, 4553)]