19424660

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4603}}^1$

素因数の和:4823

約数の個数: 24

約数和(自身を含む): 40994016

約数和(自身を除く): 21569356

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 4603, 9206, 18412, 23015, 46030, 92060, 971233, 1942466, 3884932, 4856165, 9712330, 19424660]

約数ペア:

[(1, 19424660), (2, 9712330), (4, 4856165), (5, 3884932), (10, 1942466), (20, 971233), (211, 92060), (422, 46030), (844, 23015), (1055, 18412), (2110, 9206), (4220, 4603)]