19601751

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7079}}^1$

素因数の和:7166

約数の個数: 16

約数和(自身を含む): 28546560

約数和(自身を除く): 8944809

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 7079, 21237, 92027, 276081, 502609, 1507827, 6533917, 19601751]

約数ペア:

[(1, 19601751), (3, 6533917), (13, 1507827), (39, 502609), (71, 276081), (213, 92027), (923, 21237), (2769, 7079)]