9918740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38149}}^1$

素因数の和:38171

約数の個数: 24

約数和(自身を含む): 22432200

約数和(自身を除く): 12513460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 38149, 76298, 152596, 190745, 381490, 495937, 762980, 991874, 1983748, 2479685, 4959370, 9918740]

約数ペア:

[(1, 9918740), (2, 4959370), (4, 2479685), (5, 1983748), (10, 991874), (13, 762980), (20, 495937), (26, 381490), (52, 190745), (65, 152596), (130, 76298), (260, 38149)]