18187637

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 21455616

約数和(自身を除く): 3267979

約数列:

[1, 13, 17, 47, 103, 221, 289, 611, 799, 1339, 1751, 3757, 4841, 10387, 13583, 22763, 29767, 62933, 82297, 176579, 386971, 1069861, 1399049, 18187637]

約数ペア:

[(1, 18187637), (13, 1399049), (17, 1069861), (47, 386971), (103, 176579), (221, 82297), (289, 62933), (611, 29767), (799, 22763), (1339, 13583), (1751, 10387), (3757, 4841)]