18844107

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3457}}^1$

素因数の和:3562

約数の個数: 16

約数和(自身を含む): 26557440

約数和(自身を除く): 7713333

約数列:

[1, 3, 23, 69, 79, 237, 1817, 3457, 5451, 10371, 79511, 238533, 273103, 819309, 6281369, 18844107]

約数ペア:

[(1, 18844107), (3, 6281369), (23, 819309), (69, 273103), (79, 238533), (237, 79511), (1817, 10371), (3457, 5451)]