19107080

素因数分解:

$2^3\times 5^1\times {\mathrm{477677}}^1$

素因数の和:477688

約数の個数: 16

約数和(自身を含む): 42991020

約数和(自身を除く): 23883940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 477677, 955354, 1910708, 2388385, 3821416, 4776770, 9553540, 19107080]

約数ペア:

[(1, 19107080), (2, 9553540), (4, 4776770), (5, 3821416), (8, 2388385), (10, 1910708), (20, 955354), (40, 477677)]