18808537

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2903}}^1$

素因数の和:2964

約数の個数: 16

約数和(自身を含む): 22302720

約数和(自身を除く): 3494183

約数列:

[1, 11, 19, 31, 209, 341, 589, 2903, 6479, 31933, 55157, 89993, 606727, 989923, 1709867, 18808537]

約数ペア:

[(1, 18808537), (11, 1709867), (19, 989923), (31, 606727), (209, 89993), (341, 55157), (589, 31933), (2903, 6479)]