201719090

素因数分解:

$2^1\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{10091}}^1$

素因数の和:12097

約数の個数: 16

約数和(自身を含む): 363312000

約数和(自身を除く): 161592910

約数列:

[1, 2, 5, 10, 1999, 3998, 9995, 10091, 19990, 20182, 50455, 100910, 20171909, 40343818, 100859545, 201719090]

約数ペア:

[(1, 201719090), (2, 100859545), (5, 40343818), (10, 20171909), (1999, 100910), (3998, 50455), (9995, 20182), (10091, 19990)]