18914405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1933}}^1$

素因数の和:2060

約数の個数: 16

約数和(自身を含む): 24136320

約数和(自身を除く): 5221915

約数列:

[1, 5, 19, 95, 103, 515, 1933, 1957, 9665, 9785, 36727, 183635, 199099, 995495, 3782881, 18914405]

約数ペア:

[(1, 18914405), (5, 3782881), (19, 995495), (95, 199099), (103, 183635), (515, 36727), (1933, 9785), (1957, 9665)]