18187135

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{947}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 22934016

約数和(自身を除く): 4746881

約数列:

[1, 5, 23, 115, 167, 835, 947, 3841, 4735, 19205, 21781, 108905, 158149, 790745, 3637427, 18187135]

約数ペア:

[(1, 18187135), (5, 3637427), (23, 790745), (115, 158149), (167, 108905), (835, 21781), (947, 19205), (3841, 4735)]