19137940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50363}}^1$

素因数の和:50391

約数の個数: 24

約数和(自身を含む): 42305760

約数和(自身を除く): 23167820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 50363, 100726, 201452, 251815, 503630, 956897, 1007260, 1913794, 3827588, 4784485, 9568970, 19137940]

約数ペア:

[(1, 19137940), (2, 9568970), (4, 4784485), (5, 3827588), (10, 1913794), (19, 1007260), (20, 956897), (38, 503630), (76, 251815), (95, 201452), (190, 100726), (380, 50363)]