18555205

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2029}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 23385600

約数和(自身を除く): 4830395

約数列:

[1, 5, 31, 59, 155, 295, 1829, 2029, 9145, 10145, 62899, 119711, 314495, 598555, 3711041, 18555205]

約数ペア:

[(1, 18555205), (5, 3711041), (31, 598555), (59, 314495), (155, 119711), (295, 62899), (1829, 10145), (2029, 9145)]