18800045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20107}}^1$

素因数の和:20140

約数の個数: 16

約数和(自身を含む): 26059968

約数和(自身を除く): 7259923

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 20107, 100535, 221177, 341819, 1105885, 1709095, 3760009, 18800045]

約数ペア:

[(1, 18800045), (5, 3760009), (11, 1709095), (17, 1105885), (55, 341819), (85, 221177), (187, 100535), (935, 20107)]