19875765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14561}}^1$

素因数の和:14589

約数の個数: 32

約数和(自身を含む): 39142656

約数和(自身を除く): 19266891

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14561, 43683, 72805, 101927, 189293, 218415, 305781, 509635, 567879, 946465, 1325051, 1528905, 2839395, 3975153, 6625255, 19875765]

約数ペア:

[(1, 19875765), (3, 6625255), (5, 3975153), (7, 2839395), (13, 1528905), (15, 1325051), (21, 946465), (35, 567879), (39, 509635), (65, 305781), (91, 218415), (105, 189293), (195, 101927), (273, 72805), (455, 43683), (1365, 14561)]