20500242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1019}}^1$

素因数の和:1510

約数の個数: 32

約数和(自身を含む): 47001600

約数和(自身を除く): 26501358

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 479, 958, 1019, 1437, 2038, 2874, 3057, 3353, 6114, 6706, 7133, 10059, 14266, 20118, 21399, 42798, 488101, 976202, 1464303, 2928606, 3416707, 6833414, 10250121, 20500242]

約数ペア:

[(1, 20500242), (2, 10250121), (3, 6833414), (6, 3416707), (7, 2928606), (14, 1464303), (21, 976202), (42, 488101), (479, 42798), (958, 21399), (1019, 20118), (1437, 14266), (2038, 10059), (2874, 7133), (3057, 6706), (3353, 6114)]