20130912260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24549893}}^1$

素因数の和:24549943

約数の個数: 24

約数和(自身を含む): 43306013016

約数和(自身を除く): 23175100756

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24549893, 49099786, 98199572, 122749465, 245498930, 490997860, 1006545613, 2013091226, 4026182452, 5032728065, 10065456130, 20130912260]

約数ペア:

[(1, 20130912260), (2, 10065456130), (4, 5032728065), (5, 4026182452), (10, 2013091226), (20, 1006545613), (41, 490997860), (82, 245498930), (164, 122749465), (205, 98199572), (410, 49099786), (820, 24549893)]