20065976

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18859}}^1$

素因数の和:18891

約数の個数: 32

約数和(自身を含む): 45264000

約数和(自身を除く): 25198024

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18859, 37718, 75436, 132013, 150872, 264026, 358321, 528052, 716642, 1056104, 1433284, 2508247, 2866568, 5016494, 10032988, 20065976]

約数ペア:

[(1, 20065976), (2, 10032988), (4, 5016494), (7, 2866568), (8, 2508247), (14, 1433284), (19, 1056104), (28, 716642), (38, 528052), (56, 358321), (76, 264026), (133, 150872), (152, 132013), (266, 75436), (532, 37718), (1064, 18859)]