18541210

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13339}}^1$

素因数の和:13485

約数の個数: 16

約数和(自身を含む): 33616800

約数和(自身を除く): 15075590

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 13339, 26678, 66695, 133390, 1854121, 3708242, 9270605, 18541210]

約数ペア:

[(1, 18541210), (2, 9270605), (5, 3708242), (10, 1854121), (139, 133390), (278, 66695), (695, 26678), (1390, 13339)]