19955096

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8287}}^1$

素因数の和:8343

約数の個数: 32

約数和(自身を含む): 43760640

約数和(自身を除く): 23805544

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 8287, 16574, 33148, 58009, 66296, 116018, 232036, 356341, 464072, 712682, 1425364, 2494387, 2850728, 4988774, 9977548, 19955096]

約数ペア:

[(1, 19955096), (2, 9977548), (4, 4988774), (7, 2850728), (8, 2494387), (14, 1425364), (28, 712682), (43, 464072), (56, 356341), (86, 232036), (172, 116018), (301, 66296), (344, 58009), (602, 33148), (1204, 16574), (2408, 8287)]