19941392

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{6263}}^1$

素因数の和:6470

約数の個数: 20

約数和(自身を含む): 38836800

約数和(自身を除く): 18895408

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 6263, 12526, 25052, 50104, 100208, 1246337, 2492674, 4985348, 9970696, 19941392]

約数ペア:

[(1, 19941392), (2, 9970696), (4, 4985348), (8, 2492674), (16, 1246337), (199, 100208), (398, 50104), (796, 25052), (1592, 12526), (3184, 6263)]