20453329

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4871}}^1$

素因数の和:4920

約数の個数: 16

約数和(自身を含む): 24554880

約数和(自身を除く): 4101551

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 4871, 63323, 82807, 92549, 1076491, 1203137, 1573333, 20453329]

約数ペア:

[(1, 20453329), (13, 1573333), (17, 1203137), (19, 1076491), (221, 92549), (247, 82807), (323, 63323), (4199, 4871)]