2018779947

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{4507}}^1$

素因数の和:4987

約数の個数: 24

約数和(自身を含む): 2944499376

約数和(自身を除く): 925719429

約数列:

[1, 3, 9, 157, 317, 471, 951, 1413, 2853, 4507, 13521, 40563, 49769, 149307, 447921, 707599, 1428719, 2122797, 4286157, 6368391, 12858471, 224308883, 672926649, 2018779947]

約数ペア:

[(1, 2018779947), (3, 672926649), (9, 224308883), (157, 12858471), (317, 6368391), (471, 4286157), (951, 2122797), (1413, 1428719), (2853, 707599), (4507, 447921), (13521, 149307), (40563, 49769)]