20797600976

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{2894989}}^1$

素因数の和:2895446

約数の個数: 20

約数和(自身を含む): 40385110500

約数和(自身を除く): 19587509524

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 3592, 7184, 2894989, 5789978, 11579956, 23159912, 46319824, 1299850061, 2599700122, 5199400244, 10398800488, 20797600976]

約数ペア:

[(1, 20797600976), (2, 10398800488), (4, 5199400244), (8, 2599700122), (16, 1299850061), (449, 46319824), (898, 23159912), (1796, 11579956), (3592, 5789978), (7184, 2894989)]