20863716

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{16249}}^1$

素因数の和:16363

約数の個数: 24

約数和(自身を含む): 49140000

約数和(自身を除く): 28276284

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 16249, 32498, 48747, 64996, 97494, 194988, 1738643, 3477286, 5215929, 6954572, 10431858, 20863716]

約数ペア:

[(1, 20863716), (2, 10431858), (3, 6954572), (4, 5215929), (6, 3477286), (12, 1738643), (107, 194988), (214, 97494), (321, 64996), (428, 48747), (642, 32498), (1284, 16249)]