20739382

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:795

約数の個数: 16

約数和(自身を含む): 31622400

約数和(自身を除く): 10883018

約数列:

[1, 2, 107, 199, 214, 398, 487, 974, 21293, 42586, 52109, 96913, 104218, 193826, 10369691, 20739382]

約数ペア:

[(1, 20739382), (2, 10369691), (107, 193826), (199, 104218), (214, 96913), (398, 52109), (487, 42586), (974, 21293)]