20204272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{114797}}^1$

素因数の和:114816

約数の個数: 20

約数和(自身を含む): 42704856

約数和(自身を除く): 22500584

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 114797, 229594, 459188, 918376, 1262767, 1836752, 2525534, 5051068, 10102136, 20204272]

約数ペア:

[(1, 20204272), (2, 10102136), (4, 5051068), (8, 2525534), (11, 1836752), (16, 1262767), (22, 918376), (44, 459188), (88, 229594), (176, 114797)]