19774414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{991}}^1$

素因数の和:1911

約数の個数: 16

約数和(自身を含む): 32426496

約数和(自身を除く): 12652082

約数列:

[1, 2, 11, 22, 907, 991, 1814, 1982, 9977, 10901, 19954, 21802, 898837, 1797674, 9887207, 19774414]

約数ペア:

[(1, 19774414), (2, 9887207), (11, 1797674), (22, 898837), (907, 21802), (991, 19954), (1814, 10901), (1982, 9977)]