20179852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65519}}^1$

素因数の和:65541

約数の個数: 24

約数和(自身を含む): 44029440

約数和(自身を除く): 23849588

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 65519, 131038, 262076, 458633, 720709, 917266, 1441418, 1834532, 2882836, 5044963, 10089926, 20179852]

約数ペア:

[(1, 20179852), (2, 10089926), (4, 5044963), (7, 2882836), (11, 1834532), (14, 1441418), (22, 917266), (28, 720709), (44, 458633), (77, 262076), (154, 131038), (308, 65519)]