31239574

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{12941}}^1$

素因数の和:13031

約数の個数: 16

約数和(自身を含む): 50318496

約数和(自身を除く): 19078922

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 12941, 25882, 219997, 439994, 918811, 1837622, 15619787, 31239574]

約数ペア:

[(1, 31239574), (2, 15619787), (17, 1837622), (34, 918811), (71, 439994), (142, 219997), (1207, 25882), (2414, 12941)]