19508740

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5107}}^1$

素因数の和:5307

約数の個数: 24

約数和(自身を含む): 41190912

約数和(自身を除く): 21682172

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 5107, 10214, 20428, 25535, 51070, 102140, 975437, 1950874, 3901748, 4877185, 9754370, 19508740]

約数ペア:

[(1, 19508740), (2, 9754370), (4, 4877185), (5, 3901748), (10, 1950874), (20, 975437), (191, 102140), (382, 51070), (764, 25535), (955, 20428), (1910, 10214), (3820, 5107)]