2019478192

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{196907}}^1$

素因数の和:197556

約数の個数: 20

約数和(自身を含む): 3918863016

約数和(自身を除く): 1899384824

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 196907, 393814, 787628, 1575256, 3150512, 126217387, 252434774, 504869548, 1009739096, 2019478192]

約数ペア:

[(1, 2019478192), (2, 1009739096), (4, 504869548), (8, 252434774), (16, 126217387), (641, 3150512), (1282, 1575256), (2564, 787628), (5128, 393814), (10256, 196907)]