20161489378

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3211451}}^1$

素因数の和:3211569

約数の個数: 16

約数和(自身を含む): 31369463136

約数和(自身を除く): 11207973758

約数列:

[1, 2, 43, 73, 86, 146, 3139, 6278, 3211451, 6422902, 138092393, 234435923, 276184786, 468871846, 10080744689, 20161489378]

約数ペア:

[(1, 20161489378), (2, 10080744689), (43, 468871846), (73, 276184786), (86, 234435923), (146, 138092393), (3139, 6422902), (6278, 3211451)]