201121916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{11867}}^1$

素因数の和:12113

約数の個数: 24

約数和(自身を含む): 372180480

約数和(自身を除く): 171058564

約数列:

[1, 2, 4, 19, 38, 76, 223, 446, 892, 4237, 8474, 11867, 16948, 23734, 47468, 225473, 450946, 901892, 2646341, 5292682, 10585364, 50280479, 100560958, 201121916]

約数ペア:

[(1, 201121916), (2, 100560958), (4, 50280479), (19, 10585364), (38, 5292682), (76, 2646341), (223, 901892), (446, 450946), (892, 225473), (4237, 47468), (8474, 23734), (11867, 16948)]