18205029

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2837}}^1$

素因数の和:2897

約数の個数: 24

約数和(自身を含む): 28334592

約数和(自身を除く): 10129563

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 2837, 6417, 8511, 25533, 65251, 87947, 195753, 263841, 587259, 791523, 2022781, 6068343, 18205029]

約数ペア:

[(1, 18205029), (3, 6068343), (9, 2022781), (23, 791523), (31, 587259), (69, 263841), (93, 195753), (207, 87947), (279, 65251), (713, 25533), (2139, 8511), (2837, 6417)]