18947123

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1082

約数の個数: 16

約数和(自身を含む): 21772800

約数和(自身を除く): 2825677

約数列:

[1, 13, 19, 79, 247, 971, 1027, 1501, 12623, 18449, 19513, 76709, 239837, 997217, 1457471, 18947123]

約数ペア:

[(1, 18947123), (13, 1457471), (19, 997217), (79, 239837), (247, 76709), (971, 19513), (1027, 18449), (1501, 12623)]