20595778

素因数分解:

$2^1\times 7^4\times {\mathrm{4289}}^1$

素因数の和:4319

約数の個数: 20

約数和(自身を含む): 36048870

約数和(自身を除く): 15453092

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4289, 4802, 8578, 30023, 60046, 210161, 420322, 1471127, 2942254, 10297889, 20595778]

約数ペア:

[(1, 20595778), (2, 10297889), (7, 2942254), (14, 1471127), (49, 420322), (98, 210161), (343, 60046), (686, 30023), (2401, 8578), (4289, 4802)]