20147615

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 24796800

約数和(自身を除く): 4649185

約数列:

[1, 5, 59, 163, 295, 419, 815, 2095, 9617, 24721, 48085, 68297, 123605, 341485, 4029523, 20147615]

約数ペア:

[(1, 20147615), (5, 4029523), (59, 341485), (163, 123605), (295, 68297), (419, 48085), (815, 24721), (2095, 9617)]