18679227

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{4657}}^1$

素因数の和:4858

約数の個数: 16

約数和(自身を含む): 28618752

約数和(自身を除く): 9939525

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 4657, 13971, 32599, 97797, 889487, 2668461, 6226409, 18679227]

約数ペア:

[(1, 18679227), (3, 6226409), (7, 2668461), (21, 889487), (191, 97797), (573, 32599), (1337, 13971), (4011, 4657)]