18821374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65809}}^1$

素因数の和:65835

約数の個数: 16

約数和(自身を含む): 33168240

約数和(自身を除く): 14346866

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 65809, 131618, 723899, 855517, 1447798, 1711034, 9410687, 18821374]

約数ペア:

[(1, 18821374), (2, 9410687), (11, 1711034), (13, 1447798), (22, 855517), (26, 723899), (143, 131618), (286, 65809)]