20742319

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1063}}^1$

素因数の和:1174

約数の個数: 16

約数和(自身を含む): 23833600

約数和(自身を除く): 3091281

約数列:

[1, 13, 19, 79, 247, 1027, 1063, 1501, 13819, 19513, 20197, 83977, 262561, 1091701, 1595563, 20742319]

約数ペア:

[(1, 20742319), (13, 1595563), (19, 1091701), (79, 262561), (247, 83977), (1027, 20197), (1063, 19513), (1501, 13819)]