9999190

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1009}}^1$

素因数の和:2007

約数の個数: 16

約数和(自身を含む): 18034560

約数和(自身を除く): 8035370

約数列:

[1, 2, 5, 10, 991, 1009, 1982, 2018, 4955, 5045, 9910, 10090, 999919, 1999838, 4999595, 9999190]

約数ペア:

[(1, 9999190), (2, 4999595), (5, 1999838), (10, 999919), (991, 10090), (1009, 9910), (1982, 5045), (2018, 4955)]