18891368

素因数分解:

$2^3\times {\mathrm{47}}^2\times {\mathrm{1069}}^1$

素因数の和:1169

約数の個数: 24

約数和(自身を含む): 36224850

約数和(自身を除く): 17333482

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 1069, 2138, 2209, 4276, 4418, 8552, 8836, 17672, 50243, 100486, 200972, 401944, 2361421, 4722842, 9445684, 18891368]

約数ペア:

[(1, 18891368), (2, 9445684), (4, 4722842), (8, 2361421), (47, 401944), (94, 200972), (188, 100486), (376, 50243), (1069, 17672), (2138, 8836), (2209, 8552), (4276, 4418)]