20126692467

素因数分解:

$3^2\times 7^1\times {\mathrm{569}}^1\times {\mathrm{561461}}^1$

素因数の和:562043

約数の個数: 24

約数和(自身を含む): 33283467360

約数和(自身を除く): 13156774893

約数列:

[1, 3, 7, 9, 21, 63, 569, 1707, 3983, 5121, 11949, 35847, 561461, 1684383, 3930227, 5053149, 11790681, 35372043, 319471309, 958413927, 2236299163, 2875241781, 6708897489, 20126692467]

約数ペア:

[(1, 20126692467), (3, 6708897489), (7, 2875241781), (9, 2236299163), (21, 958413927), (63, 319471309), (569, 35372043), (1707, 11790681), (3983, 5053149), (5121, 3930227), (11949, 1684383), (35847, 561461)]