20427438

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{739}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 43476480

約数和(自身を除く): 23049042

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 271, 542, 739, 813, 1478, 1626, 2217, 4434, 4607, 9214, 12563, 13821, 25126, 27642, 37689, 75378, 200269, 400538, 600807, 1201614, 3404573, 6809146, 10213719, 20427438]

約数ペア:

[(1, 20427438), (2, 10213719), (3, 6809146), (6, 3404573), (17, 1201614), (34, 600807), (51, 400538), (102, 200269), (271, 75378), (542, 37689), (739, 27642), (813, 25126), (1478, 13821), (1626, 12563), (2217, 9214), (4434, 4607)]