20746814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{9337}}^1$

素因数の和:9451

約数の個数: 16

約数和(自身を含む): 34289136

約数和(自身を除く): 13542322

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 9337, 18674, 102707, 205414, 943037, 1886074, 10373407, 20746814]

約数ペア:

[(1, 20746814), (2, 10373407), (11, 1886074), (22, 943037), (101, 205414), (202, 102707), (1111, 18674), (2222, 9337)]