19850105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3373}}^1$

素因数の和:3496

約数の個数: 16

約数和(自身を含む): 26236224

約数和(自身を除く): 6386119

約数列:

[1, 5, 11, 55, 107, 535, 1177, 3373, 5885, 16865, 37103, 185515, 360911, 1804555, 3970021, 19850105]

約数ペア:

[(1, 19850105), (5, 3970021), (11, 1804555), (55, 360911), (107, 185515), (535, 37103), (1177, 16865), (3373, 5885)]