31980724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{420799}}^1$

素因数の和:420822

約数の個数: 12

約数和(自身を含む): 58912000

約数和(自身を除く): 26931276

約数列:

[1, 2, 4, 19, 38, 76, 420799, 841598, 1683196, 7995181, 15990362, 31980724]

約数ペア:

[(1, 31980724), (2, 15990362), (4, 7995181), (19, 1683196), (38, 841598), (76, 420799)]