81120082

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{29243}}^1$

素因数の和:29337

約数の個数: 16

約数和(自身を含む): 129843360

約数和(自身を除く): 48723278

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 29243, 58486, 555617, 1111234, 2134739, 4269478, 40560041, 81120082]

約数ペア:

[(1, 81120082), (2, 40560041), (19, 4269478), (38, 2134739), (73, 1111234), (146, 555617), (1387, 58486), (2774, 29243)]