199955984

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{27109}}^1$

素因数の和:27578

約数の個数: 20

約数和(自身を含む): 388269420

約数和(自身を除く): 188313436

約数列:

[1, 2, 4, 8, 16, 461, 922, 1844, 3688, 7376, 27109, 54218, 108436, 216872, 433744, 12497249, 24994498, 49988996, 99977992, 199955984]

約数ペア:

[(1, 199955984), (2, 99977992), (4, 49988996), (8, 24994498), (16, 12497249), (461, 433744), (922, 216872), (1844, 108436), (3688, 54218), (7376, 27109)]