20116281

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{2441}}^1$

素因数の和:2552

約数の個数: 16

約数和(自身を含む): 27897408

約数和(自身を除く): 7781127

約数列:

[1, 3, 41, 67, 123, 201, 2441, 2747, 7323, 8241, 100081, 163547, 300243, 490641, 6705427, 20116281]

約数ペア:

[(1, 20116281), (3, 6705427), (41, 490641), (67, 300243), (123, 163547), (201, 100081), (2441, 8241), (2747, 7323)]