19992532

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{10657}}^1$

素因数の和:10735

約数の個数: 24

約数和(自身を含む): 40585664

約数和(自身を除く): 20593132

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 10657, 21314, 42628, 74599, 149198, 298396, 714019, 1428038, 2856076, 4998133, 9996266, 19992532]

約数ペア:

[(1, 19992532), (2, 9996266), (4, 4998133), (7, 2856076), (14, 1428038), (28, 714019), (67, 298396), (134, 149198), (268, 74599), (469, 42628), (938, 21314), (1876, 10657)]