20172186544

素因数分解:

$2^4\times {\mathrm{1531}}^1\times {\mathrm{823489}}^1$

素因数の和:825028

約数の個数: 20

約数和(自身を含む): 39109187080

約数和(自身を除く): 18937000536

約数列:

[1, 2, 4, 8, 16, 1531, 3062, 6124, 12248, 24496, 823489, 1646978, 3293956, 6587912, 13175824, 1260761659, 2521523318, 5043046636, 10086093272, 20172186544]

約数ペア:

[(1, 20172186544), (2, 10086093272), (4, 5043046636), (8, 2521523318), (16, 1260761659), (1531, 13175824), (3062, 6587912), (6124, 3293956), (12248, 1646978), (24496, 823489)]