20515673838

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{980579}}^1$

素因数の和:980912

約数の個数: 32

約数和(自身を含む): 44902719360

約数和(自身を除く): 24387045522

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 317, 634, 951, 1902, 3487, 6974, 10461, 20922, 980579, 1961158, 2941737, 5883474, 10786369, 21572738, 32359107, 64718214, 310843543, 621687086, 932530629, 1865061258, 3419278973, 6838557946, 10257836919, 20515673838]

約数ペア:

[(1, 20515673838), (2, 10257836919), (3, 6838557946), (6, 3419278973), (11, 1865061258), (22, 932530629), (33, 621687086), (66, 310843543), (317, 64718214), (634, 32359107), (951, 21572738), (1902, 10786369), (3487, 5883474), (6974, 2941737), (10461, 1961158), (20922, 980579)]