18944275

素因数分解:

$5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1051}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 27133184

約数和(自身を除く): 8188909

約数列:

[1, 5, 7, 25, 35, 103, 175, 515, 721, 1051, 2575, 3605, 5255, 7357, 18025, 26275, 36785, 108253, 183925, 541265, 757771, 2706325, 3788855, 18944275]

約数ペア:

[(1, 18944275), (5, 3788855), (7, 2706325), (25, 757771), (35, 541265), (103, 183925), (175, 108253), (515, 36785), (721, 26275), (1051, 18025), (2575, 7357), (3605, 5255)]