31611308

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{72503}}^1$

素因数の和:72616

約数の個数: 12

約数和(自身を含む): 55828080

約数和(自身を除く): 24216772

約数列:

[1, 2, 4, 109, 218, 436, 72503, 145006, 290012, 7902827, 15805654, 31611308]

約数ペア:

[(1, 31611308), (2, 15805654), (4, 7902827), (109, 290012), (218, 145006), (436, 72503)]