12987868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2341}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 24263120

約数和(自身を除く): 11275252

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2341, 2774, 4682, 5548, 9364, 44479, 88958, 170893, 177916, 341786, 683572, 3246967, 6493934, 12987868]

約数ペア:

[(1, 12987868), (2, 6493934), (4, 3246967), (19, 683572), (38, 341786), (73, 177916), (76, 170893), (146, 88958), (292, 44479), (1387, 9364), (2341, 5548), (2774, 4682)]