18386944

素因数分解:

$2^{12}\times {\mathrm{67}}^2$

素因数の和:158

約数の個数: 39

約数和(自身を含む): 37326387

約数和(自身を除く): 18939443

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 256, 268, 512, 536, 1024, 1072, 2048, 2144, 4096, 4288, 4489, 8576, 8978, 17152, 17956, 34304, 35912, 68608, 71824, 137216, 143648, 274432, 287296, 574592, 1149184, 2298368, 4596736, 9193472, 18386944]

約数ペア:

[(1, 18386944), (2, 9193472), (4, 4596736), (8, 2298368), (16, 1149184), (32, 574592), (64, 287296), (67, 274432), (128, 143648), (134, 137216), (256, 71824), (268, 68608), (512, 35912), (536, 34304), (1024, 17956), (1072, 17152), (2048, 8978), (2144, 8576), (4096, 4489)]