819231824

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1248829}}^1$

素因数の和:1248878

約数の個数: 20

約数和(自身を含む): 1625976660

約数和(自身を除く): 806744836

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1248829, 2497658, 4995316, 9990632, 19981264, 51201989, 102403978, 204807956, 409615912, 819231824]

約数ペア:

[(1, 819231824), (2, 409615912), (4, 204807956), (8, 102403978), (16, 51201989), (41, 19981264), (82, 9990632), (164, 4995316), (328, 2497658), (656, 1248829)]