20292818

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2593}}^1$

素因数の和:2658

約数の個数: 32

約数和(自身を含む): 38349696

約数和(自身を除く): 18056878

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 182, 301, 559, 602, 1118, 2593, 3913, 5186, 7826, 18151, 33709, 36302, 67418, 111499, 222998, 235963, 471926, 780493, 1449487, 1560986, 2898974, 10146409, 20292818]

約数ペア:

[(1, 20292818), (2, 10146409), (7, 2898974), (13, 1560986), (14, 1449487), (26, 780493), (43, 471926), (86, 235963), (91, 222998), (182, 111499), (301, 67418), (559, 36302), (602, 33709), (1118, 18151), (2593, 7826), (3913, 5186)]