20435128

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3613}}^1$

素因数の和:3727

約数の個数: 32

約数和(自身を含む): 44235360

約数和(自身を除く): 23800232

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 3613, 5656, 7226, 14452, 25291, 28904, 50582, 101164, 202328, 364913, 729826, 1459652, 2554391, 2919304, 5108782, 10217564, 20435128]

約数ペア:

[(1, 20435128), (2, 10217564), (4, 5108782), (7, 2919304), (8, 2554391), (14, 1459652), (28, 729826), (56, 364913), (101, 202328), (202, 101164), (404, 50582), (707, 28904), (808, 25291), (1414, 14452), (2828, 7226), (3613, 5656)]