8642872

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8123}}^1$

素因数の和:8155

約数の個数: 32

約数和(自身を含む): 19497600

約数和(自身を除く): 10854728

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 8123, 16246, 32492, 56861, 64984, 113722, 154337, 227444, 308674, 454888, 617348, 1080359, 1234696, 2160718, 4321436, 8642872]

約数ペア:

[(1, 8642872), (2, 4321436), (4, 2160718), (7, 1234696), (8, 1080359), (14, 617348), (19, 454888), (28, 308674), (38, 227444), (56, 154337), (76, 113722), (133, 64984), (152, 56861), (266, 32492), (532, 16246), (1064, 8123)]