20429332

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3491}}^1$

素因数の和:3532

約数の個数: 48

約数和(自身を含む): 46932480

約数和(自身を除く): 26503148

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 3491, 5852, 6982, 13964, 24437, 38401, 48874, 66329, 76802, 97748, 132658, 153604, 265316, 268807, 464303, 537614, 729619, 928606, 1075228, 1459238, 1857212, 2918476, 5107333, 10214666, 20429332]

約数ペア:

[(1, 20429332), (2, 10214666), (4, 5107333), (7, 2918476), (11, 1857212), (14, 1459238), (19, 1075228), (22, 928606), (28, 729619), (38, 537614), (44, 464303), (76, 268807), (77, 265316), (133, 153604), (154, 132658), (209, 97748), (266, 76802), (308, 66329), (418, 48874), (532, 38401), (836, 24437), (1463, 13964), (2926, 6982), (3491, 5852)]