18763776

素因数分解:

$2^{12}\times 3^2\times {\mathrm{509}}^1$

素因数の和:539

約数の個数: 78

約数和(自身を含む): 54306330

約数和(自身を除く): 35542554

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 509, 512, 576, 768, 1018, 1024, 1152, 1527, 1536, 2036, 2048, 2304, 3054, 3072, 4072, 4096, 4581, 4608, 6108, 6144, 8144, 9162, 9216, 12216, 12288, 16288, 18324, 18432, 24432, 32576, 36648, 36864, 48864, 65152, 73296, 97728, 130304, 146592, 195456, 260608, 293184, 390912, 521216, 586368, 781824, 1042432, 1172736, 1563648, 2084864, 2345472, 3127296, 4690944, 6254592, 9381888, 18763776]

約数ペア:

[(1, 18763776), (2, 9381888), (3, 6254592), (4, 4690944), (6, 3127296), (8, 2345472), (9, 2084864), (12, 1563648), (16, 1172736), (18, 1042432), (24, 781824), (32, 586368), (36, 521216), (48, 390912), (64, 293184), (72, 260608), (96, 195456), (128, 146592), (144, 130304), (192, 97728), (256, 73296), (288, 65152), (384, 48864), (509, 36864), (512, 36648), (576, 32576), (768, 24432), (1018, 18432), (1024, 18324), (1152, 16288), (1527, 12288), (1536, 12216), (2036, 9216), (2048, 9162), (2304, 8144), (3054, 6144), (3072, 6108), (4072, 4608), (4096, 4581)]