20354321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2971}}^1$

素因数の和:3032

約数の個数: 16

約数和(自身を含む): 23966208

約数和(自身を除く): 3611887

約数列:

[1, 13, 17, 31, 221, 403, 527, 2971, 6851, 38623, 50507, 92101, 656591, 1197313, 1565717, 20354321]

約数ペア:

[(1, 20354321), (13, 1565717), (17, 1197313), (31, 656591), (221, 92101), (403, 50507), (527, 38623), (2971, 6851)]