20766951

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{337}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 31004064

約数和(自身を除く): 10237113

約数列:

[1, 3, 9, 41, 123, 167, 337, 369, 501, 1011, 1503, 3033, 6847, 13817, 20541, 41451, 56279, 61623, 124353, 168837, 506511, 2307439, 6922317, 20766951]

約数ペア:

[(1, 20766951), (3, 6922317), (9, 2307439), (41, 506511), (123, 168837), (167, 124353), (337, 61623), (369, 56279), (501, 41451), (1011, 20541), (1503, 13817), (3033, 6847)]