18486848

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:715

約数の個数: 56

約数和(自身を含む): 40355520

約数和(自身を除く): 21868672

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 152, 184, 304, 368, 437, 608, 661, 736, 874, 1216, 1322, 1472, 1748, 2644, 3496, 5288, 6992, 10576, 12559, 13984, 15203, 21152, 25118, 27968, 30406, 42304, 50236, 60812, 100472, 121624, 200944, 243248, 288857, 401888, 486496, 577714, 803776, 972992, 1155428, 2310856, 4621712, 9243424, 18486848]

約数ペア:

[(1, 18486848), (2, 9243424), (4, 4621712), (8, 2310856), (16, 1155428), (19, 972992), (23, 803776), (32, 577714), (38, 486496), (46, 401888), (64, 288857), (76, 243248), (92, 200944), (152, 121624), (184, 100472), (304, 60812), (368, 50236), (437, 42304), (608, 30406), (661, 27968), (736, 25118), (874, 21152), (1216, 15203), (1322, 13984), (1472, 12559), (1748, 10576), (2644, 6992), (3496, 5288)]