20793388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67511}}^1$

素因数の和:67533

約数の個数: 24

約数和(自身を含む): 45368064

約数和(自身を除く): 24574676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67511, 135022, 270044, 472577, 742621, 945154, 1485242, 1890308, 2970484, 5198347, 10396694, 20793388]

約数ペア:

[(1, 20793388), (2, 10396694), (4, 5198347), (7, 2970484), (11, 1890308), (14, 1485242), (22, 945154), (28, 742621), (44, 472577), (77, 270044), (154, 135022), (308, 67511)]