18235707

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{5531}}^1$

素因数の和:5698

約数の個数: 16

約数和(自身を含む): 27969792

約数和(自身を除く): 9734085

約数列:

[1, 3, 7, 21, 157, 471, 1099, 3297, 5531, 16593, 38717, 116151, 868367, 2605101, 6078569, 18235707]

約数ペア:

[(1, 18235707), (3, 6078569), (7, 2605101), (21, 868367), (157, 116151), (471, 38717), (1099, 16593), (3297, 5531)]