20884351496

素因数分解:

$2^3\times {\mathrm{4243}}^1\times {\mathrm{615259}}^1$

素因数の和:619508

約数の個数: 16

約数和(自身を含む): 39167451600

約数和(自身を除く): 18283100104

約数列:

[1, 2, 4, 8, 4243, 8486, 16972, 33944, 615259, 1230518, 2461036, 4922072, 2610543937, 5221087874, 10442175748, 20884351496]

約数ペア:

[(1, 20884351496), (2, 10442175748), (4, 5221087874), (8, 2610543937), (4243, 4922072), (8486, 2461036), (16972, 1230518), (33944, 615259)]