31217038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{6271}}^1$

素因数の和:6423

約数の個数: 16

約数和(自身を含む): 49674240

約数和(自身を除く): 18457202

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 6271, 12542, 119149, 238298, 821501, 1643002, 15608519, 31217038]

約数ペア:

[(1, 31217038), (2, 15608519), (19, 1643002), (38, 821501), (131, 238298), (262, 119149), (2489, 12542), (4978, 6271)]