18308810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140837}}^1$

素因数の和:140857

約数の個数: 16

約数和(自身を含む): 35491176

約数和(自身を除く): 17182366

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 140837, 281674, 704185, 1408370, 1830881, 3661762, 9154405, 18308810]

約数ペア:

[(1, 18308810), (2, 9154405), (5, 3661762), (10, 1830881), (13, 1408370), (26, 704185), (65, 281674), (130, 140837)]