18289756

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{971}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 34047216

約数和(自身を除く): 15757460

約数列:

[1, 2, 4, 17, 34, 68, 277, 554, 971, 1108, 1942, 3884, 4709, 9418, 16507, 18836, 33014, 66028, 268967, 537934, 1075868, 4572439, 9144878, 18289756]

約数ペア:

[(1, 18289756), (2, 9144878), (4, 4572439), (17, 1075868), (34, 537934), (68, 268967), (277, 66028), (554, 33014), (971, 18836), (1108, 16507), (1942, 9418), (3884, 4709)]