20804490532

素因数分解:

$2^2\times 7^1\times {\mathrm{5441}}^1\times {\mathrm{136559}}^1$

素因数の和:142011

約数の個数: 24

約数和(自身を含む): 41616933120

約数和(自身を除く): 20812442588

約数列:

[1, 2, 4, 7, 14, 28, 5441, 10882, 21764, 38087, 76174, 136559, 152348, 273118, 546236, 955913, 1911826, 3823652, 743017519, 1486035038, 2972070076, 5201122633, 10402245266, 20804490532]

約数ペア:

[(1, 20804490532), (2, 10402245266), (4, 5201122633), (7, 2972070076), (14, 1486035038), (28, 743017519), (5441, 3823652), (10882, 1911826), (21764, 955913), (38087, 546236), (76174, 273118), (136559, 152348)]