805945648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2651137}}^1$

素因数の和:2651164

約数の個数: 20

約数和(自身を含む): 1643705560

約数和(自身を除く): 837759912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2651137, 5302274, 10604548, 21209096, 42418192, 50371603, 100743206, 201486412, 402972824, 805945648]

約数ペア:

[(1, 805945648), (2, 402972824), (4, 201486412), (8, 100743206), (16, 50371603), (19, 42418192), (38, 21209096), (76, 10604548), (152, 5302274), (304, 2651137)]