3978889186

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{3943}}^1\times {\mathrm{21937}}^1$

素因数の和:25905

約数の個数: 16

約数和(自身を含む): 6229689984

約数和(自身を除く): 2250800798

約数列:

[1, 2, 23, 46, 3943, 7886, 21937, 43874, 90689, 181378, 504551, 1009102, 86497591, 172995182, 1989444593, 3978889186]

約数ペア:

[(1, 3978889186), (2, 1989444593), (23, 172995182), (46, 86497591), (3943, 1009102), (7886, 504551), (21937, 181378), (43874, 90689)]