6391988

素因数分解:

$2^2\times {\mathrm{71}}^2\times {\mathrm{317}}^1$

素因数の和:463

約数の個数: 18

約数和(自身を含む): 11381538

約数和(自身を除く): 4989550

約数列:

[1, 2, 4, 71, 142, 284, 317, 634, 1268, 5041, 10082, 20164, 22507, 45014, 90028, 1597997, 3195994, 6391988]

約数ペア:

[(1, 6391988), (2, 3195994), (4, 1597997), (71, 90028), (142, 45014), (284, 22507), (317, 20164), (634, 10082), (1268, 5041)]