18547243

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{907}}^1$

素因数の和:955

約数の個数: 18

約数和(自身を含む): 22099812

約数和(自身を除く): 3552569

約数列:

[1, 11, 13, 121, 143, 169, 907, 1573, 1859, 9977, 11791, 20449, 109747, 129701, 153283, 1426711, 1686113, 18547243]

約数ペア:

[(1, 18547243), (11, 1686113), (13, 1426711), (121, 153283), (143, 129701), (169, 109747), (907, 20449), (1573, 11791), (1859, 9977)]