20877261

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{683}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 29154816

約数和(自身を除く): 8277555

約数列:

[1, 3, 23, 69, 443, 683, 1329, 2049, 10189, 15709, 30567, 47127, 302569, 907707, 6959087, 20877261]

約数ペア:

[(1, 20877261), (3, 6959087), (23, 907707), (69, 302569), (443, 47127), (683, 30567), (1329, 15709), (2049, 10189)]