2172388864

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{223313}}^1$

素因数の和:223350

約数の個数: 40

約数和(自身を含む): 4569004440

約数和(自身を除く): 2396615576

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 223313, 446626, 893252, 1786504, 3573008, 4242947, 7146016, 8485894, 14292032, 16971788, 28584064, 33943576, 57168128, 67887152, 114336256, 135774304, 271548608, 543097216, 1086194432, 2172388864]

約数ペア:

[(1, 2172388864), (2, 1086194432), (4, 543097216), (8, 271548608), (16, 135774304), (19, 114336256), (32, 67887152), (38, 57168128), (64, 33943576), (76, 28584064), (128, 16971788), (152, 14292032), (256, 8485894), (304, 7146016), (512, 4242947), (608, 3573008), (1216, 1786504), (2432, 893252), (4864, 446626), (9728, 223313)]