20644576

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{9629}}^1$

素因数の和:9706

約数の個数: 24

約数和(自身を含む): 41254920

約数和(自身を除く): 20610344

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 9629, 19258, 38516, 77032, 154064, 308128, 645143, 1290286, 2580572, 5161144, 10322288, 20644576]

約数ペア:

[(1, 20644576), (2, 10322288), (4, 5161144), (8, 2580572), (16, 1290286), (32, 645143), (67, 308128), (134, 154064), (268, 77032), (536, 38516), (1072, 19258), (2144, 9629)]