20865636

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{52691}}^1$

素因数の和:52712

約数の個数: 36

約数和(自身を含む): 57539664

約数和(自身を除く): 36674028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 52691, 105382, 158073, 210764, 316146, 474219, 579601, 632292, 948438, 1159202, 1738803, 1896876, 2318404, 3477606, 5216409, 6955212, 10432818, 20865636]

約数ペア:

[(1, 20865636), (2, 10432818), (3, 6955212), (4, 5216409), (6, 3477606), (9, 2318404), (11, 1896876), (12, 1738803), (18, 1159202), (22, 948438), (33, 632292), (36, 579601), (44, 474219), (66, 316146), (99, 210764), (132, 158073), (198, 105382), (396, 52691)]