18411386

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21559}}^1$

素因数の和:21629

約数の個数: 16

約数和(自身を含む): 32081280

約数和(自身を除く): 13669894

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 21559, 43118, 150913, 301826, 1315099, 2630198, 9205693, 18411386]

約数ペア:

[(1, 18411386), (2, 9205693), (7, 2630198), (14, 1315099), (61, 301826), (122, 150913), (427, 43118), (854, 21559)]