19129985

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{13331}}^1$

素因数の和:13384

約数の個数: 16

約数和(自身を含む): 26877312

約数和(自身を除く): 7747327

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 13331, 66655, 93317, 466585, 546571, 2732855, 3825997, 19129985]

約数ペア:

[(1, 19129985), (5, 3825997), (7, 2732855), (35, 546571), (41, 466585), (205, 93317), (287, 66655), (1435, 13331)]