20940882

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{49157}}^1$

素因数の和:49233

約数の個数: 16

約数和(自身を含む): 42472512

約数和(自身を除く): 21531630

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 49157, 98314, 147471, 294942, 3490147, 6980294, 10470441, 20940882]

約数ペア:

[(1, 20940882), (2, 10470441), (3, 6980294), (6, 3490147), (71, 294942), (142, 147471), (213, 98314), (426, 49157)]