18795550

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1889}}^1$

素因数の和:2100

約数の個数: 24

約数和(自身を含む): 35154000

約数和(自身を除く): 16358450

約数列:

[1, 2, 5, 10, 25, 50, 199, 398, 995, 1889, 1990, 3778, 4975, 9445, 9950, 18890, 47225, 94450, 375911, 751822, 1879555, 3759110, 9397775, 18795550]

約数ペア:

[(1, 18795550), (2, 9397775), (5, 3759110), (10, 1879555), (25, 751822), (50, 375911), (199, 94450), (398, 47225), (995, 18890), (1889, 9950), (1990, 9445), (3778, 4975)]