20127235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2213}}^1$

素因数の和:2342

約数の個数: 16

約数和(自身を含む): 25824096

約数和(自身を除く): 5696861

約数列:

[1, 5, 17, 85, 107, 535, 1819, 2213, 9095, 11065, 37621, 188105, 236791, 1183955, 4025447, 20127235]

約数ペア:

[(1, 20127235), (5, 4025447), (17, 1183955), (85, 236791), (107, 188105), (535, 37621), (1819, 11065), (2213, 9095)]