202957982

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{2039}}^1$

素因数の和:2515

約数の個数: 16

約数和(自身を含む): 307493280

約数和(自身を除く): 104535298

約数列:

[1, 2, 157, 314, 317, 634, 2039, 4078, 49769, 99538, 320123, 640246, 646363, 1292726, 101478991, 202957982]

約数ペア:

[(1, 202957982), (2, 101478991), (157, 1292726), (314, 646363), (317, 640246), (634, 320123), (2039, 99538), (4078, 49769)]