1685427824

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{646253}}^1$

素因数の和:646424

約数の個数: 20

約数和(自身を含む): 3285555336

約数和(自身を除く): 1600127512

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 646253, 1292506, 2585012, 5170024, 10340048, 105339239, 210678478, 421356956, 842713912, 1685427824]

約数ペア:

[(1, 1685427824), (2, 842713912), (4, 421356956), (8, 210678478), (16, 105339239), (163, 10340048), (326, 5170024), (652, 2585012), (1304, 1292506), (2608, 646253)]