18710296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1229}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 38523600

約数和(自身を除く): 19813304

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 173, 346, 692, 1229, 1384, 1903, 2458, 3806, 4916, 7612, 9832, 13519, 15224, 27038, 54076, 108152, 212617, 425234, 850468, 1700936, 2338787, 4677574, 9355148, 18710296]

約数ペア:

[(1, 18710296), (2, 9355148), (4, 4677574), (8, 2338787), (11, 1700936), (22, 850468), (44, 425234), (88, 212617), (173, 108152), (346, 54076), (692, 27038), (1229, 15224), (1384, 13519), (1903, 9832), (2458, 7612), (3806, 4916)]