1640052

素因数分解:

$2^2\times 3^2\times {\mathrm{45557}}^1$

素因数の和:45567

約数の個数: 18

約数和(自身を含む): 4145778

約数和(自身を除く): 2505726

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 45557, 91114, 136671, 182228, 273342, 410013, 546684, 820026, 1640052]

約数ペア:

[(1, 1640052), (2, 820026), (3, 546684), (4, 410013), (6, 273342), (9, 182228), (12, 136671), (18, 91114), (36, 45557)]