19151251216

素因数分解:

$2^4\times {\mathrm{563}}^1\times {\mathrm{2126027}}^1$

素因数の和:2126598

約数の個数: 20

約数和(自身を含む): 37171473552

約数和(自身を除く): 18020222336

約数列:

[1, 2, 4, 8, 16, 563, 1126, 2252, 4504, 9008, 2126027, 4252054, 8504108, 17008216, 34016432, 1196953201, 2393906402, 4787812804, 9575625608, 19151251216]

約数ペア:

[(1, 19151251216), (2, 9575625608), (4, 4787812804), (8, 2393906402), (16, 1196953201), (563, 34016432), (1126, 17008216), (2252, 8504108), (4504, 4252054), (9008, 2126027)]