20764786

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2029}}^1$

素因数の和:2098

約数の個数: 32

約数和(自身を含む): 38586240

約数和(自身を除く): 17821454

約数列:

[1, 2, 7, 14, 17, 34, 43, 86, 119, 238, 301, 602, 731, 1462, 2029, 4058, 5117, 10234, 14203, 28406, 34493, 68986, 87247, 174494, 241451, 482902, 610729, 1221458, 1483199, 2966398, 10382393, 20764786]

約数ペア:

[(1, 20764786), (2, 10382393), (7, 2966398), (14, 1483199), (17, 1221458), (34, 610729), (43, 482902), (86, 241451), (119, 174494), (238, 87247), (301, 68986), (602, 34493), (731, 28406), (1462, 14203), (2029, 10234), (4058, 5117)]