20797635

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2621}}^1$

素因数の和:2675

約数の個数: 24

約数和(自身を含む): 34799184

約数和(自身を除く): 14001549

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 529, 1587, 2621, 2645, 7863, 7935, 13105, 39315, 60283, 180849, 301415, 904245, 1386509, 4159527, 6932545, 20797635]

約数ペア:

[(1, 20797635), (3, 6932545), (5, 4159527), (15, 1386509), (23, 904245), (69, 301415), (115, 180849), (345, 60283), (529, 39315), (1587, 13105), (2621, 7935), (2645, 7863)]