18526198

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:891

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 9778442

約数列:

[1, 2, 103, 139, 206, 278, 647, 1294, 14317, 28634, 66641, 89933, 133282, 179866, 9263099, 18526198]

約数ペア:

[(1, 18526198), (2, 9263099), (103, 179866), (139, 133282), (206, 89933), (278, 66641), (647, 28634), (1294, 14317)]