17958993

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10709}}^1$

素因数の和:10768

約数の個数: 16

約数和(自身を含む): 26389440

約数和(自身を除く): 8430447

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 10709, 32127, 139217, 417651, 460487, 1381461, 5986331, 17958993]

約数ペア:

[(1, 17958993), (3, 5986331), (13, 1381461), (39, 460487), (43, 417651), (129, 139217), (559, 32127), (1677, 10709)]