20175663

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1481}}^1$

素因数の和:1742

約数の個数: 16

約数和(自身を含む): 28454400

約数和(自身を除く): 8278737

約数列:

[1, 3, 19, 57, 239, 717, 1481, 4443, 4541, 13623, 28139, 84417, 353959, 1061877, 6725221, 20175663]

約数ペア:

[(1, 20175663), (3, 6725221), (19, 1061877), (57, 353959), (239, 84417), (717, 28139), (1481, 13623), (4443, 4541)]