18558117

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2647}}^1$

素因数の和:2713

約数の個数: 24

約数和(自身を含む): 28916160

約数和(自身を除く): 10358043

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 2647, 7011, 7941, 23823, 50293, 108527, 150879, 325581, 452637, 976743, 2062013, 6186039, 18558117]

約数ペア:

[(1, 18558117), (3, 6186039), (9, 2062013), (19, 976743), (41, 452637), (57, 325581), (123, 150879), (171, 108527), (369, 50293), (779, 23823), (2337, 7941), (2647, 7011)]