18496945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3923}}^1$

素因数の和:3992

約数の個数: 16

約数和(自身を含む): 23732352

約数和(自身を除く): 5235407

約数列:

[1, 5, 23, 41, 115, 205, 943, 3923, 4715, 19615, 90229, 160843, 451145, 804215, 3699389, 18496945]

約数ペア:

[(1, 18496945), (5, 3699389), (23, 804215), (41, 451145), (115, 160843), (205, 90229), (943, 19615), (3923, 4715)]