18224276

素因数分解:

$2^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 38304000

約数和(自身を除く): 20079724

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 343, 359, 518, 686, 718, 1036, 1372, 1436, 1813, 2513, 3626, 5026, 7252, 10052, 12691, 13283, 17591, 25382, 26566, 35182, 50764, 53132, 70364, 92981, 123137, 185962, 246274, 371924, 492548, 650867, 1301734, 2603468, 4556069, 9112138, 18224276]

約数ペア:

[(1, 18224276), (2, 9112138), (4, 4556069), (7, 2603468), (14, 1301734), (28, 650867), (37, 492548), (49, 371924), (74, 246274), (98, 185962), (148, 123137), (196, 92981), (259, 70364), (343, 53132), (359, 50764), (518, 35182), (686, 26566), (718, 25382), (1036, 17591), (1372, 13283), (1436, 12691), (1813, 10052), (2513, 7252), (3626, 5026)]