19490585

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2143}}^1$

素因数の和:2272

約数の個数: 16

約数和(自身を含む): 25007616

約数和(自身を除く): 5517031

約数列:

[1, 5, 17, 85, 107, 535, 1819, 2143, 9095, 10715, 36431, 182155, 229301, 1146505, 3898117, 19490585]

約数ペア:

[(1, 19490585), (5, 3898117), (17, 1146505), (85, 229301), (107, 182155), (535, 36431), (1819, 10715), (2143, 9095)]