18135661

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 19721088

約数和(自身を除く): 1585427

約数列:

[1, 23, 37, 101, 211, 851, 2323, 3737, 4853, 7807, 21311, 85951, 179561, 490153, 788507, 18135661]

約数ペア:

[(1, 18135661), (23, 788507), (37, 490153), (101, 179561), (211, 85951), (851, 21311), (2323, 7807), (3737, 4853)]