20123806242

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{478523}}^1$

素因数の和:478734

約数の個数: 32

約数和(自身を含む): 41436350208

約数和(自身を除く): 21312543966

約数列:

[1, 2, 3, 6, 43, 86, 129, 163, 258, 326, 489, 978, 7009, 14018, 21027, 42054, 478523, 957046, 1435569, 2871138, 20576489, 41152978, 61729467, 77999249, 123458934, 155998498, 233997747, 467995494, 3353967707, 6707935414, 10061903121, 20123806242]

約数ペア:

[(1, 20123806242), (2, 10061903121), (3, 6707935414), (6, 3353967707), (43, 467995494), (86, 233997747), (129, 155998498), (163, 123458934), (258, 77999249), (326, 61729467), (489, 41152978), (978, 20576489), (7009, 2871138), (14018, 1435569), (21027, 957046), (42054, 478523)]