20618862

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{312407}}^1$

素因数の和:312423

約数の個数: 16

約数和(自身を含む): 44986752

約数和(自身を除く): 24367890

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 312407, 624814, 937221, 1874442, 3436477, 6872954, 10309431, 20618862]

約数ペア:

[(1, 20618862), (2, 10309431), (3, 6872954), (6, 3436477), (11, 1874442), (22, 937221), (33, 624814), (66, 312407)]