20189812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{296909}}^1$

素因数の和:296930

約数の個数: 12

約数和(自身を含む): 37410660

約数和(自身を除く): 17220848

約数列:

[1, 2, 4, 17, 34, 68, 296909, 593818, 1187636, 5047453, 10094906, 20189812]

約数ペア:

[(1, 20189812), (2, 10094906), (4, 5047453), (17, 1187636), (34, 593818), (68, 296909)]