4518236464

素因数分解:

$2^4\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{20201}}^1$

素因数の和:22213

約数の個数: 40

約数和(自身を含む): 10010171808

約数和(自身を除く): 5491935344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1997, 3994, 7988, 13979, 15976, 20201, 27958, 31952, 40402, 55916, 80804, 111832, 141407, 161608, 223664, 282814, 323216, 565628, 1131256, 2262512, 40341397, 80682794, 161365588, 282389779, 322731176, 564779558, 645462352, 1129559116, 2259118232, 4518236464]

約数ペア:

[(1, 4518236464), (2, 2259118232), (4, 1129559116), (7, 645462352), (8, 564779558), (14, 322731176), (16, 282389779), (28, 161365588), (56, 80682794), (112, 40341397), (1997, 2262512), (3994, 1131256), (7988, 565628), (13979, 323216), (15976, 282814), (20201, 223664), (27958, 161608), (31952, 141407), (40402, 111832), (55916, 80804)]