20804948912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{134177}}^1$

素因数の和:135077

約数の個数: 40

約数和(自身を含む): 44024338512

約数和(自身を除く): 23219389600

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 881, 1762, 3524, 7048, 9691, 14096, 19382, 38764, 77528, 134177, 155056, 268354, 536708, 1073416, 1475947, 2146832, 2951894, 5903788, 11807576, 23615152, 118209937, 236419874, 472839748, 945679496, 1300309307, 1891358992, 2600618614, 5201237228, 10402474456, 20804948912]

約数ペア:

[(1, 20804948912), (2, 10402474456), (4, 5201237228), (8, 2600618614), (11, 1891358992), (16, 1300309307), (22, 945679496), (44, 472839748), (88, 236419874), (176, 118209937), (881, 23615152), (1762, 11807576), (3524, 5903788), (7048, 2951894), (9691, 2146832), (14096, 1475947), (19382, 1073416), (38764, 536708), (77528, 268354), (134177, 155056)]