20684524

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4127}}^1$

素因数の和:4317

約数の個数: 24

約数和(自身を含む): 41610240

約数和(自身を除く): 20925716

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1253, 2506, 4127, 5012, 8254, 16508, 28889, 57778, 115556, 738733, 1477466, 2954932, 5171131, 10342262, 20684524]

約数ペア:

[(1, 20684524), (2, 10342262), (4, 5171131), (7, 2954932), (14, 1477466), (28, 738733), (179, 115556), (358, 57778), (716, 28889), (1253, 16508), (2506, 8254), (4127, 5012)]