19019884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{733}}^1$

素因数の和:1249

約数の個数: 24

約数和(自身を含む): 35966000

約数和(自身を除く): 16946116

約数列:

[1, 2, 4, 13, 26, 52, 499, 733, 998, 1466, 1996, 2932, 6487, 9529, 12974, 19058, 25948, 38116, 365767, 731534, 1463068, 4754971, 9509942, 19019884]

約数ペア:

[(1, 19019884), (2, 9509942), (4, 4754971), (13, 1463068), (26, 731534), (52, 365767), (499, 38116), (733, 25948), (998, 19058), (1466, 12974), (1996, 9529), (2932, 6487)]