20766298

素因数分解:

$2^1\times 7^2\times {\mathrm{313}}^1\times {\mathrm{677}}^1$

素因数の和:1006

約数の個数: 24

約数和(自身を含む): 36404532

約数和(自身を除く): 15638234

約数列:

[1, 2, 7, 14, 49, 98, 313, 626, 677, 1354, 2191, 4382, 4739, 9478, 15337, 30674, 33173, 66346, 211901, 423802, 1483307, 2966614, 10383149, 20766298]

約数ペア:

[(1, 20766298), (2, 10383149), (7, 2966614), (14, 1483307), (49, 423802), (98, 211901), (313, 66346), (626, 33173), (677, 30674), (1354, 15337), (2191, 9478), (4382, 4739)]