20536415974

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{230327}}^1$

素因数の和:230847

約数の個数: 16

約数和(自身を含む): 31163378400

約数和(自身を除く): 10626962426

約数列:

[1, 2, 109, 218, 409, 818, 44581, 89162, 230327, 460654, 25105643, 50211286, 94203743, 188407486, 10268207987, 20536415974]

約数ペア:

[(1, 20536415974), (2, 10268207987), (109, 188407486), (218, 94203743), (409, 50211286), (818, 25105643), (44581, 460654), (89162, 230327)]