18166736

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8537}}^1$

素因数の和:8571

約数の個数: 40

約数和(自身を含む): 42348480

約数和(自身を除く): 24181744

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 8537, 17074, 34148, 59759, 68296, 119518, 136592, 162203, 239036, 324406, 478072, 648812, 956144, 1135421, 1297624, 2270842, 2595248, 4541684, 9083368, 18166736]

約数ペア:

[(1, 18166736), (2, 9083368), (4, 4541684), (7, 2595248), (8, 2270842), (14, 1297624), (16, 1135421), (19, 956144), (28, 648812), (38, 478072), (56, 324406), (76, 239036), (112, 162203), (133, 136592), (152, 119518), (266, 68296), (304, 59759), (532, 34148), (1064, 17074), (2128, 8537)]