20480115

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33301}}^1$

素因数の和:33350

約数の個数: 16

約数和(自身を含む): 33568416

約数和(自身を除く): 13088301

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 33301, 99903, 166505, 499515, 1365341, 4096023, 6826705, 20480115]

約数ペア:

[(1, 20480115), (3, 6826705), (5, 4096023), (15, 1365341), (41, 499515), (123, 166505), (205, 99903), (615, 33301)]