18567416

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2531}}^1$

素因数の和:2675

約数の個数: 32

約数和(自身を含む): 40106880

約数和(自身を除く): 21539464

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 2531, 3668, 5062, 7336, 10124, 17717, 20248, 35434, 70868, 141736, 331561, 663122, 1326244, 2320927, 2652488, 4641854, 9283708, 18567416]

約数ペア:

[(1, 18567416), (2, 9283708), (4, 4641854), (7, 2652488), (8, 2320927), (14, 1326244), (28, 663122), (56, 331561), (131, 141736), (262, 70868), (524, 35434), (917, 20248), (1048, 17717), (1834, 10124), (2531, 7336), (3668, 5062)]