20068009

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 22982400

約数和(自身を除く): 2914391

約数列:

[1, 13, 19, 113, 247, 719, 1469, 2147, 9347, 13661, 27911, 81247, 177593, 1056211, 1543693, 20068009]

約数ペア:

[(1, 20068009), (13, 1543693), (19, 1056211), (113, 177593), (247, 81247), (719, 27911), (1469, 13661), (2147, 9347)]