20585776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{75683}}^1$

素因数の和:75708

約数の個数: 20

約数和(自身を含む): 42231672

約数和(自身を除く): 21645896

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 75683, 151366, 302732, 605464, 1210928, 1286611, 2573222, 5146444, 10292888, 20585776]

約数ペア:

[(1, 20585776), (2, 10292888), (4, 5146444), (8, 2573222), (16, 1286611), (17, 1210928), (34, 605464), (68, 302732), (136, 151366), (272, 75683)]