20177035137

素因数分解:

$3^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{440537}}^1$

素因数の和:441277

約数の個数: 24

約数和(自身を含む): 33354013056

約数和(自身を除く): 13176977919

約数列:

[1, 3, 7, 9, 21, 63, 727, 2181, 5089, 6543, 15267, 45801, 440537, 1321611, 3083759, 3964833, 9251277, 27753831, 320270399, 960811197, 2241892793, 2882433591, 6725678379, 20177035137]

約数ペア:

[(1, 20177035137), (3, 6725678379), (7, 2882433591), (9, 2241892793), (21, 960811197), (63, 320270399), (727, 27753831), (2181, 9251277), (5089, 3964833), (6543, 3083759), (15267, 1321611), (45801, 440537)]