18088826

素因数分解:

$2^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1997}}^1$

素因数の和:2653

約数の個数: 16

約数和(自身を含む): 31072896

約数和(自身を除く): 12984070

約数列:

[1, 2, 7, 14, 647, 1294, 1997, 3994, 4529, 9058, 13979, 27958, 1292059, 2584118, 9044413, 18088826]

約数ペア:

[(1, 18088826), (2, 9044413), (7, 2584118), (14, 1292059), (647, 27958), (1294, 13979), (1997, 9058), (3994, 4529)]