18790904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{213533}}^1$

素因数の和:213550

約数の個数: 16

約数和(自身を含む): 38436120

約数和(自身を除く): 19645216

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 213533, 427066, 854132, 1708264, 2348863, 4697726, 9395452, 18790904]

約数ペア:

[(1, 18790904), (2, 9395452), (4, 4697726), (8, 2348863), (11, 1708264), (22, 854132), (44, 427066), (88, 213533)]