18389722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9689}}^1$

素因数の和:9777

約数の個数: 16

約数和(自身を含む): 30116520

約数和(自身を除く): 11726798

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 9689, 19378, 125957, 251914, 707297, 1414594, 9194861, 18389722]

約数ペア:

[(1, 18389722), (2, 9194861), (13, 1414594), (26, 707297), (73, 251914), (146, 125957), (949, 19378), (1898, 9689)]