31440208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{115589}}^1$

素因数の和:115614

約数の個数: 20

約数和(自身を含む): 64499220

約数和(自身を除く): 33059012

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 115589, 231178, 462356, 924712, 1849424, 1965013, 3930026, 7860052, 15720104, 31440208]

約数ペア:

[(1, 31440208), (2, 15720104), (4, 7860052), (8, 3930026), (16, 1965013), (17, 1849424), (34, 924712), (68, 462356), (136, 231178), (272, 115589)]