19802450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23297}}^1$

素因数の和:23326

約数の個数: 24

約数和(自身を含む): 39000852

約数和(自身を除く): 19198402

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 23297, 46594, 116485, 232970, 396049, 582425, 792098, 1164850, 1980245, 3960490, 9901225, 19802450]

約数ペア:

[(1, 19802450), (2, 9901225), (5, 3960490), (10, 1980245), (17, 1164850), (25, 792098), (34, 582425), (50, 396049), (85, 232970), (170, 116485), (425, 46594), (850, 23297)]