18804895

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:602

約数の個数: 16

約数和(自身を含む): 23097312

約数和(自身を除く): 4292417

約数列:

[1, 5, 83, 113, 401, 415, 565, 2005, 9379, 33283, 45313, 46895, 166415, 226565, 3760979, 18804895]

約数ペア:

[(1, 18804895), (5, 3760979), (83, 226565), (113, 166415), (401, 46895), (415, 45313), (565, 33283), (2005, 9379)]