20040866

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{2281}}^1$

素因数の和:2497

約数の個数: 16

約数和(自身を含む): 31546368

約数和(自身を除く): 11505502

約数列:

[1, 2, 23, 46, 191, 382, 2281, 4393, 4562, 8786, 52463, 104926, 435671, 871342, 10020433, 20040866]

約数ペア:

[(1, 20040866), (2, 10020433), (23, 871342), (46, 435671), (191, 104926), (382, 52463), (2281, 8786), (4393, 4562)]