209500528

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{28403}}^1$

素因数の和:28872

約数の個数: 20

約数和(自身を含む): 406802088

約数和(自身を除く): 197301560

約数列:

[1, 2, 4, 8, 16, 461, 922, 1844, 3688, 7376, 28403, 56806, 113612, 227224, 454448, 13093783, 26187566, 52375132, 104750264, 209500528]

約数ペア:

[(1, 209500528), (2, 104750264), (4, 52375132), (8, 26187566), (16, 13093783), (461, 454448), (922, 227224), (1844, 113612), (3688, 56806), (7376, 28403)]