19824848

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{1933}}^1$

素因数の和:2582

約数の個数: 20

約数和(自身を含む): 38490468

約数和(自身を除く): 18665620

約数列:

[1, 2, 4, 8, 16, 641, 1282, 1933, 2564, 3866, 5128, 7732, 10256, 15464, 30928, 1239053, 2478106, 4956212, 9912424, 19824848]

約数ペア:

[(1, 19824848), (2, 9912424), (4, 4956212), (8, 2478106), (16, 1239053), (641, 30928), (1282, 15464), (1933, 10256), (2564, 7732), (3866, 5128)]