18004273

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2928

約数の個数: 16

約数和(自身を含む): 21980160

約数和(自身を除く): 3975887

約数列:

[1, 7, 29, 31, 203, 217, 899, 2861, 6293, 20027, 82969, 88691, 580783, 620837, 2572039, 18004273]

約数ペア:

[(1, 18004273), (7, 2572039), (29, 620837), (31, 580783), (203, 88691), (217, 82969), (899, 20027), (2861, 6293)]