20378622

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2357}}^1$

素因数の和:2504

約数の個数: 32

約数和(自身を含む): 44820864

約数和(自身を除く): 24442242

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 131, 262, 393, 786, 1441, 2357, 2882, 4323, 4714, 7071, 8646, 14142, 25927, 51854, 77781, 155562, 308767, 617534, 926301, 1852602, 3396437, 6792874, 10189311, 20378622]

約数ペア:

[(1, 20378622), (2, 10189311), (3, 6792874), (6, 3396437), (11, 1852602), (22, 926301), (33, 617534), (66, 308767), (131, 155562), (262, 77781), (393, 51854), (786, 25927), (1441, 14142), (2357, 8646), (2882, 7071), (4323, 4714)]