19968828

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{151279}}^1$

素因数の和:151297

約数の個数: 24

約数和(自身を含む): 50830080

約数和(自身を除く): 30861252

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 151279, 302558, 453837, 605116, 907674, 1664069, 1815348, 3328138, 4992207, 6656276, 9984414, 19968828]

約数ペア:

[(1, 19968828), (2, 9984414), (3, 6656276), (4, 4992207), (6, 3328138), (11, 1815348), (12, 1664069), (22, 907674), (33, 605116), (44, 453837), (66, 302558), (132, 151279)]