12800885758

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{1187}}^1\times {\mathrm{20981}}^1$

素因数の和:22427

約数の個数: 16

約数和(自身を含む): 19293200784

約数和(自身を除く): 6492315026

約数列:

[1, 2, 257, 514, 1187, 2374, 20981, 41962, 305059, 610118, 5392117, 10784234, 24904447, 49808894, 6400442879, 12800885758]

約数ペア:

[(1, 12800885758), (2, 6400442879), (257, 49808894), (514, 24904447), (1187, 10784234), (2374, 5392117), (20981, 610118), (41962, 305059)]