20718563224

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1273891}}^1$

素因数の和:1274023

約数の個数: 32

約数和(自身を含む): 41274100800

約数和(自身を除く): 20555537576

約数列:

[1, 2, 4, 8, 19, 38, 76, 107, 152, 214, 428, 856, 2033, 4066, 8132, 16264, 1273891, 2547782, 5095564, 10191128, 24203929, 48407858, 96815716, 136306337, 193631432, 272612674, 545225348, 1090450696, 2589820403, 5179640806, 10359281612, 20718563224]

約数ペア:

[(1, 20718563224), (2, 10359281612), (4, 5179640806), (8, 2589820403), (19, 1090450696), (38, 545225348), (76, 272612674), (107, 193631432), (152, 136306337), (214, 96815716), (428, 48407858), (856, 24203929), (2033, 10191128), (4066, 5095564), (8132, 2547782), (16264, 1273891)]