20008909516

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{359}}^1\times {\mathrm{70019}}^1$

素因数の和:70581

約数の個数: 24

約数和(自身を含む): 35290080000

約数和(自身を除く): 15281170484

約数列:

[1, 2, 4, 199, 359, 398, 718, 796, 1436, 70019, 71441, 140038, 142882, 280076, 285764, 13933781, 25136821, 27867562, 50273642, 55735124, 100547284, 5002227379, 10004454758, 20008909516]

約数ペア:

[(1, 20008909516), (2, 10004454758), (4, 5002227379), (199, 100547284), (359, 55735124), (398, 50273642), (718, 27867562), (796, 25136821), (1436, 13933781), (70019, 285764), (71441, 280076), (140038, 142882)]