18436379

素因数分解:

${\mathrm{13}}^2\times {\mathrm{43}}^2\times {\mathrm{59}}^1$

素因数の和:171

約数の個数: 18

約数和(自身を含む): 20785140

約数和(自身を除く): 2348761

約数列:

[1, 13, 43, 59, 169, 559, 767, 1849, 2537, 7267, 9971, 24037, 32981, 109091, 312481, 428753, 1418183, 18436379]

約数ペア:

[(1, 18436379), (13, 1418183), (43, 428753), (59, 312481), (169, 109091), (559, 32981), (767, 24037), (1849, 9971), (2537, 7267)]