18278854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{2621}}^1$

素因数の和:2951

約数の個数: 16

約数和(自身を含む): 30016656

約数和(自身を除く): 11737802

約数列:

[1, 2, 11, 22, 317, 634, 2621, 3487, 5242, 6974, 28831, 57662, 830857, 1661714, 9139427, 18278854]

約数ペア:

[(1, 18278854), (2, 9139427), (11, 1661714), (22, 830857), (317, 57662), (634, 28831), (2621, 6974), (3487, 5242)]