20165069872

素因数分解:

$2^4\times {\mathrm{2069}}^1\times {\mathrm{609143}}^1$

素因数の和:611220

約数の個数: 20

約数和(自身を含む): 39088770480

約数和(自身を除く): 18923700608

約数列:

[1, 2, 4, 8, 16, 2069, 4138, 8276, 16552, 33104, 609143, 1218286, 2436572, 4873144, 9746288, 1260316867, 2520633734, 5041267468, 10082534936, 20165069872]

約数ペア:

[(1, 20165069872), (2, 10082534936), (4, 5041267468), (8, 2520633734), (16, 1260316867), (2069, 9746288), (4138, 4873144), (8276, 2436572), (16552, 1218286), (33104, 609143)]