20709804

素因数分解:

$2^2\times 3^1\times {\mathrm{353}}^1\times {\mathrm{4889}}^1$

素因数の和:5249

約数の個数: 24

約数和(自身を含む): 48469680

約数和(自身を除く): 27759876

約数列:

[1, 2, 3, 4, 6, 12, 353, 706, 1059, 1412, 2118, 4236, 4889, 9778, 14667, 19556, 29334, 58668, 1725817, 3451634, 5177451, 6903268, 10354902, 20709804]

約数ペア:

[(1, 20709804), (2, 10354902), (3, 6903268), (4, 5177451), (6, 3451634), (12, 1725817), (353, 58668), (706, 29334), (1059, 19556), (1412, 14667), (2118, 9778), (4236, 4889)]