18136391

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4861}}^1$

素因数の和:4922

約数の個数: 16

約数和(自身を含む): 22870848

約数和(自身を除く): 4734457

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 4861, 34027, 63193, 199301, 442351, 1395107, 2590913, 18136391]

約数ペア:

[(1, 18136391), (7, 2590913), (13, 1395107), (41, 442351), (91, 199301), (287, 63193), (533, 34027), (3731, 4861)]