18286177

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5431}}^1$

素因数の和:5488

約数の個数: 16

約数和(自身を含む): 23118592

約数和(自身を除く): 4832415

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 5431, 38017, 70603, 200947, 494221, 1406629, 2612311, 18286177]

約数ペア:

[(1, 18286177), (7, 2612311), (13, 1406629), (37, 494221), (91, 200947), (259, 70603), (481, 38017), (3367, 5431)]