19720922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1\times {\mathrm{883}}^1$

素因数の和:1757

約数の個数: 16

約数和(自身を含む): 31930080

約数和(自身を除く): 12209158

約数列:

[1, 2, 13, 26, 859, 883, 1718, 1766, 11167, 11479, 22334, 22958, 758497, 1516994, 9860461, 19720922]

約数ペア:

[(1, 19720922), (2, 9860461), (13, 1516994), (26, 758497), (859, 22958), (883, 22334), (1718, 11479), (1766, 11167)]