18748037

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{4969}}^1$

素因数の和:5001

約数の個数: 16

約数和(自身を含む): 23856000

約数和(自身を除く): 5107963

約数列:

[1, 7, 11, 49, 77, 343, 539, 3773, 4969, 34783, 54659, 243481, 382613, 1704367, 2678291, 18748037]

約数ペア:

[(1, 18748037), (7, 2678291), (11, 1704367), (49, 382613), (77, 243481), (343, 54659), (539, 34783), (3773, 4969)]