20206214

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 36175680

約数和(自身を除く): 15969466

約数列:

[1, 2, 7, 14, 29, 58, 157, 203, 314, 317, 406, 634, 1099, 2198, 2219, 4438, 4553, 9106, 9193, 18386, 31871, 49769, 63742, 64351, 99538, 128702, 348383, 696766, 1443301, 2886602, 10103107, 20206214]

約数ペア:

[(1, 20206214), (2, 10103107), (7, 2886602), (14, 1443301), (29, 696766), (58, 348383), (157, 128702), (203, 99538), (314, 64351), (317, 63742), (406, 49769), (634, 31871), (1099, 18386), (2198, 9193), (2219, 9106), (4438, 4553)]