18756842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5507}}^1$

素因数の和:5653

約数の個数: 16

約数和(自身を含む): 30536352

約数和(自身を除く): 11779510

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 5507, 11014, 71591, 143182, 721417, 1442834, 9378421, 18756842]

約数ペア:

[(1, 18756842), (2, 9378421), (13, 1442834), (26, 721417), (131, 143182), (262, 71591), (1703, 11014), (3406, 5507)]