638828932

素因数分解:

$2^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{74317}}^1$

素因数の和:74635

約数の個数: 24

約数和(自身を含む): 1281836864

約数和(自身を除く): 643007932

約数列:

[1, 2, 4, 7, 14, 28, 307, 614, 1228, 2149, 4298, 8596, 74317, 148634, 297268, 520219, 1040438, 2080876, 22815319, 45630638, 91261276, 159707233, 319414466, 638828932]

約数ペア:

[(1, 638828932), (2, 319414466), (4, 159707233), (7, 91261276), (14, 45630638), (28, 22815319), (307, 2080876), (614, 1040438), (1228, 520219), (2149, 297268), (4298, 148634), (8596, 74317)]