1993803553

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1\times {\mathrm{18401}}^1$

素因数の和:19104

約数の個数: 16

約数和(自身を含む): 2381366016

約数和(自身を除く): 387562463

約数列:

[1, 7, 23, 161, 673, 4711, 15479, 18401, 108353, 128807, 423223, 2962561, 12383873, 86687111, 284829079, 1993803553]

約数ペア:

[(1, 1993803553), (7, 284829079), (23, 86687111), (161, 12383873), (673, 2962561), (4711, 423223), (15479, 128807), (18401, 108353)]