19229665

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3251}}^1$

素因数の和:3289

約数の個数: 24

約数和(自身を含む): 28565568

約数和(自身を除く): 9335903

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 3251, 5915, 16255, 22757, 42263, 113785, 211315, 295841, 549419, 1479205, 2747095, 3845933, 19229665]

約数ペア:

[(1, 19229665), (5, 3845933), (7, 2747095), (13, 1479205), (35, 549419), (65, 295841), (91, 211315), (169, 113785), (455, 42263), (845, 22757), (1183, 16255), (3251, 5915)]