19210900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10111}}^1$

素因数の和:10144

約数の個数: 36

約数和(自身を含む): 43886080

約数和(自身を除く): 24675180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 10111, 20222, 40444, 50555, 101110, 192109, 202220, 252775, 384218, 505550, 768436, 960545, 1011100, 1921090, 3842180, 4802725, 9605450, 19210900]

約数ペア:

[(1, 19210900), (2, 9605450), (4, 4802725), (5, 3842180), (10, 1921090), (19, 1011100), (20, 960545), (25, 768436), (38, 505550), (50, 384218), (76, 252775), (95, 202220), (100, 192109), (190, 101110), (380, 50555), (475, 40444), (950, 20222), (1900, 10111)]