20910558

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{47741}}^1$

素因数の和:47819

約数の個数: 16

約数和(自身を含む): 42394896

約数和(自身を除く): 21484338

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 47741, 95482, 143223, 286446, 3485093, 6970186, 10455279, 20910558]

約数ペア:

[(1, 20910558), (2, 10455279), (3, 6970186), (6, 3485093), (73, 286446), (146, 143223), (219, 95482), (438, 47741)]