200974672

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{63761}}^1$

素因数の和:63966

約数の個数: 20

約数和(自身を含む): 391371156

約数和(自身を除く): 190396484

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 63761, 127522, 255044, 510088, 1020176, 12560917, 25121834, 50243668, 100487336, 200974672]

約数ペア:

[(1, 200974672), (2, 100487336), (4, 50243668), (8, 25121834), (16, 12560917), (197, 1020176), (394, 510088), (788, 255044), (1576, 127522), (3152, 63761)]