20093549

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 24785280

約数和(自身を除く): 4691731

約数列:

[1, 7, 29, 31, 103, 203, 217, 721, 899, 961, 2987, 3193, 6293, 6727, 20909, 22351, 27869, 92597, 98983, 195083, 648179, 692881, 2870507, 20093549]

約数ペア:

[(1, 20093549), (7, 2870507), (29, 692881), (31, 648179), (103, 195083), (203, 98983), (217, 92597), (721, 27869), (899, 22351), (961, 20909), (2987, 6727), (3193, 6293)]