18919197

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{5791}}^1$

素因数の和:5822

約数の個数: 24

約数和(自身を含む): 30813440

約数和(自身を除く): 11894243

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 1089, 3267, 5791, 17373, 52119, 63701, 156357, 191103, 573309, 700711, 1719927, 2102133, 6306399, 18919197]

約数ペア:

[(1, 18919197), (3, 6306399), (9, 2102133), (11, 1719927), (27, 700711), (33, 573309), (99, 191103), (121, 156357), (297, 63701), (363, 52119), (1089, 17373), (3267, 5791)]