20171809904

素因数分解:

$2^4\times {\mathrm{1439}}^1\times {\mathrm{876121}}^1$

素因数の和:877568

約数の個数: 20

約数和(自身を含む): 39110086080

約数和(自身を除く): 18938276176

約数列:

[1, 2, 4, 8, 16, 1439, 2878, 5756, 11512, 23024, 876121, 1752242, 3504484, 7008968, 14017936, 1260738119, 2521476238, 5042952476, 10085904952, 20171809904]

約数ペア:

[(1, 20171809904), (2, 10085904952), (4, 5042952476), (8, 2521476238), (16, 1260738119), (1439, 14017936), (2878, 7008968), (5756, 3504484), (11512, 1752242), (23024, 876121)]