20710233

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{607}}^1$

素因数の和:853

約数の個数: 24

約数和(自身を含む): 31868928

約数和(自身を除く): 11158695

約数列:

[1, 3, 9, 17, 51, 153, 223, 607, 669, 1821, 2007, 3791, 5463, 10319, 11373, 30957, 34119, 92871, 135361, 406083, 1218249, 2301137, 6903411, 20710233]

約数ペア:

[(1, 20710233), (3, 6903411), (9, 2301137), (17, 1218249), (51, 406083), (153, 135361), (223, 92871), (607, 34119), (669, 30957), (1821, 11373), (2007, 10319), (3791, 5463)]