20086437

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{433}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 31345216

約数和(自身を除く): 11258779

約数列:

[1, 3, 7, 21, 47, 141, 329, 433, 987, 1299, 2209, 3031, 6627, 9093, 15463, 20351, 46389, 61053, 142457, 427371, 956497, 2869491, 6695479, 20086437]

約数ペア:

[(1, 20086437), (3, 6695479), (7, 2869491), (21, 956497), (47, 427371), (141, 142457), (329, 61053), (433, 46389), (987, 20351), (1299, 15463), (2209, 9093), (3031, 6627)]