18470881

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3491}}^1$

素因数の和:3552

約数の個数: 16

約数和(自身を含む): 22292928

約数和(自身を除く): 3822047

約数列:

[1, 11, 13, 37, 143, 407, 481, 3491, 5291, 38401, 45383, 129167, 499213, 1420837, 1679171, 18470881]

約数ペア:

[(1, 18470881), (11, 1679171), (13, 1420837), (37, 499213), (143, 129167), (407, 45383), (481, 38401), (3491, 5291)]