20697678

素因数分解:

$2^1\times 3^2\times {\mathrm{761}}^1\times {\mathrm{1511}}^1$

素因数の和:2280

約数の個数: 24

約数和(自身を含む): 44933616

約数和(自身を除く): 24235938

約数列:

[1, 2, 3, 6, 9, 18, 761, 1511, 1522, 2283, 3022, 4533, 4566, 6849, 9066, 13599, 13698, 27198, 1149871, 2299742, 3449613, 6899226, 10348839, 20697678]

約数ペア:

[(1, 20697678), (2, 10348839), (3, 6899226), (6, 3449613), (9, 2299742), (18, 1149871), (761, 27198), (1511, 13698), (1522, 13599), (2283, 9066), (3022, 6849), (4533, 4566)]