20199566

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9343}}^1$

素因数の和:9415

約数の個数: 16

約数和(自身を含む): 32292864

約数和(自身を除く): 12093298

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 9343, 18686, 214889, 429778, 439121, 878242, 10099783, 20199566]

約数ペア:

[(1, 20199566), (2, 10099783), (23, 878242), (46, 439121), (47, 429778), (94, 214889), (1081, 18686), (2162, 9343)]