19242245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3931}}^1$

素因数の和:4036

約数の個数: 16

約数和(自身を含む): 25479360

約数和(自身を除く): 6237115

約数列:

[1, 5, 11, 55, 89, 445, 979, 3931, 4895, 19655, 43241, 216205, 349859, 1749295, 3848449, 19242245]

約数ペア:

[(1, 19242245), (5, 3848449), (11, 1749295), (55, 349859), (89, 216205), (445, 43241), (979, 19655), (3931, 4895)]