17994296

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 36876840

約数和(自身を除く): 18882544

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 181, 289, 344, 362, 578, 724, 731, 1156, 1448, 1462, 2312, 2924, 3077, 5848, 6154, 7783, 12308, 12427, 15566, 24616, 24854, 31132, 49708, 52309, 62264, 99416, 104618, 132311, 209236, 264622, 418472, 529244, 1058488, 2249287, 4498574, 8997148, 17994296]

約数ペア:

[(1, 17994296), (2, 8997148), (4, 4498574), (8, 2249287), (17, 1058488), (34, 529244), (43, 418472), (68, 264622), (86, 209236), (136, 132311), (172, 104618), (181, 99416), (289, 62264), (344, 52309), (362, 49708), (578, 31132), (724, 24854), (731, 24616), (1156, 15566), (1448, 12427), (1462, 12308), (2312, 7783), (2924, 6154), (3077, 5848)]