19127615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2857}}^1$

素因数の和:2978

約数の個数: 16

約数和(自身を含む): 24967488

約数和(自身を除く): 5839873

約数列:

[1, 5, 13, 65, 103, 515, 1339, 2857, 6695, 14285, 37141, 185705, 294271, 1471355, 3825523, 19127615]

約数ペア:

[(1, 19127615), (5, 3825523), (13, 1471355), (65, 294271), (103, 185705), (515, 37141), (1339, 14285), (2857, 6695)]