20447746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8527}}^1$

素因数の和:8649

約数の個数: 16

約数和(自身を含む): 33770880

約数和(自身を除く): 13323134

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8527, 17054, 93797, 187594, 929443, 1858886, 10223873, 20447746]

約数ペア:

[(1, 20447746), (2, 10223873), (11, 1858886), (22, 929443), (109, 187594), (218, 93797), (1199, 17054), (2398, 8527)]