18242155

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 22407840

約数和(自身を除く): 4165685

約数列:

[1, 5, 83, 113, 389, 415, 565, 1945, 9379, 32287, 43957, 46895, 161435, 219785, 3648431, 18242155]

約数ペア:

[(1, 18242155), (5, 3648431), (83, 219785), (113, 161435), (389, 46895), (415, 43957), (565, 32287), (1945, 9379)]