20682298

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5981}}^1$

素因数の和:6022

約数の個数: 32

約数和(自身を含む): 40199040

約数和(自身を除く): 19516742

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 5981, 11962, 41867, 77753, 83734, 113639, 155506, 227278, 544271, 795473, 1088542, 1477307, 1590946, 2954614, 10341149, 20682298]

約数ペア:

[(1, 20682298), (2, 10341149), (7, 2954614), (13, 1590946), (14, 1477307), (19, 1088542), (26, 795473), (38, 544271), (91, 227278), (133, 155506), (182, 113639), (247, 83734), (266, 77753), (494, 41867), (1729, 11962), (3458, 5981)]