18427796

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:896

約数の個数: 36

約数和(自身を含む): 36103200

約数和(自身を除く): 17675404

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 289, 323, 578, 646, 839, 1156, 1292, 1678, 3356, 5491, 10982, 14263, 15941, 21964, 28526, 31882, 57052, 63764, 242471, 270997, 484942, 541994, 969884, 1083988, 4606949, 9213898, 18427796]

約数ペア:

[(1, 18427796), (2, 9213898), (4, 4606949), (17, 1083988), (19, 969884), (34, 541994), (38, 484942), (68, 270997), (76, 242471), (289, 63764), (323, 57052), (578, 31882), (646, 28526), (839, 21964), (1156, 15941), (1292, 14263), (1678, 10982), (3356, 5491)]