20467495

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 25204608

約数和(自身を除く): 4737113

約数列:

[1, 5, 67, 107, 335, 535, 571, 2855, 7169, 35845, 38257, 61097, 191285, 305485, 4093499, 20467495]

約数ペア:

[(1, 20467495), (5, 4093499), (67, 305485), (107, 191285), (335, 61097), (535, 38257), (571, 35845), (2855, 7169)]