18254755

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{877}}^1$

素因数の和:1086

約数の個数: 16

約数和(自身を含む): 23010624

約数和(自身を除く): 4755869

約数列:

[1, 5, 23, 115, 181, 877, 905, 4163, 4385, 20171, 20815, 100855, 158737, 793685, 3650951, 18254755]

約数ペア:

[(1, 18254755), (5, 3650951), (23, 793685), (115, 158737), (181, 100855), (877, 20815), (905, 20171), (4163, 4385)]