19216360

素因数分解:

$2^3\times 5^1\times {\mathrm{480409}}^1$

素因数の和:480420

約数の個数: 16

約数和(自身を含む): 43236900

約数和(自身を除く): 24020540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 480409, 960818, 1921636, 2402045, 3843272, 4804090, 9608180, 19216360]

約数ペア:

[(1, 19216360), (2, 9608180), (4, 4804090), (5, 3843272), (8, 2402045), (10, 1921636), (20, 960818), (40, 480409)]