20169212

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17569}}^1$

素因数の和:17621

約数の個数: 24

約数和(自身を含む): 41324640

約数和(自身を除く): 21155428

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17569, 35138, 70276, 122983, 245966, 491932, 720329, 1440658, 2881316, 5042303, 10084606, 20169212]

約数ペア:

[(1, 20169212), (2, 10084606), (4, 5042303), (7, 2881316), (14, 1440658), (28, 720329), (41, 491932), (82, 245966), (164, 122983), (287, 70276), (574, 35138), (1148, 17569)]