20597744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1847}}^1$

素因数の和:1913

約数の個数: 40

約数和(自身を含む): 43309728

約数和(自身を除く): 22711984

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 328, 656, 697, 1394, 1847, 2788, 3694, 5576, 7388, 11152, 14776, 29552, 31399, 62798, 75727, 125596, 151454, 251192, 302908, 502384, 605816, 1211632, 1287359, 2574718, 5149436, 10298872, 20597744]

約数ペア:

[(1, 20597744), (2, 10298872), (4, 5149436), (8, 2574718), (16, 1287359), (17, 1211632), (34, 605816), (41, 502384), (68, 302908), (82, 251192), (136, 151454), (164, 125596), (272, 75727), (328, 62798), (656, 31399), (697, 29552), (1394, 14776), (1847, 11152), (2788, 7388), (3694, 5576)]