19830513

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:824

約数の個数: 16

約数和(自身を含む): 27029376

約数和(自身を除く): 7198863

約数列:

[1, 3, 71, 157, 213, 471, 593, 1779, 11147, 33441, 42103, 93101, 126309, 279303, 6610171, 19830513]

約数ペア:

[(1, 19830513), (3, 6610171), (71, 279303), (157, 126309), (213, 93101), (471, 42103), (593, 33441), (1779, 11147)]