20254707

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1877}}^1$

素因数の和:2003

約数の個数: 24

約数和(自身を含む): 32226480

約数和(自身を除く): 11971773

約数列:

[1, 3, 9, 11, 33, 99, 109, 327, 981, 1199, 1877, 3597, 5631, 10791, 16893, 20647, 61941, 185823, 204593, 613779, 1841337, 2250523, 6751569, 20254707]

約数ペア:

[(1, 20254707), (3, 6751569), (9, 2250523), (11, 1841337), (33, 613779), (99, 204593), (109, 185823), (327, 61941), (981, 20647), (1199, 16893), (1877, 10791), (3597, 5631)]