209564284

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{29717}}^1$

素因数の和:29805

約数の個数: 24

約数和(自身を含む): 384432048

約数和(自身を除く): 174867764

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 1763, 3526, 7052, 29717, 59434, 118868, 1218397, 1277831, 2436794, 2555662, 4873588, 5111324, 52391071, 104782142, 209564284]

約数ペア:

[(1, 209564284), (2, 104782142), (4, 52391071), (41, 5111324), (43, 4873588), (82, 2555662), (86, 2436794), (164, 1277831), (172, 1218397), (1763, 118868), (3526, 59434), (7052, 29717)]