18900864

素因数分解:

$2^7\times 3^4\times {\mathrm{1823}}^1$

素因数の和:1849

約数の個数: 80

約数和(自身を含む): 56279520

約数和(自身を除く): 37378656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 288, 324, 384, 432, 576, 648, 864, 1152, 1296, 1728, 1823, 2592, 3456, 3646, 5184, 5469, 7292, 10368, 10938, 14584, 16407, 21876, 29168, 32814, 43752, 49221, 58336, 65628, 87504, 98442, 116672, 131256, 147663, 175008, 196884, 233344, 262512, 295326, 350016, 393768, 525024, 590652, 700032, 787536, 1050048, 1181304, 1575072, 2100096, 2362608, 3150144, 4725216, 6300288, 9450432, 18900864]

約数ペア:

[(1, 18900864), (2, 9450432), (3, 6300288), (4, 4725216), (6, 3150144), (8, 2362608), (9, 2100096), (12, 1575072), (16, 1181304), (18, 1050048), (24, 787536), (27, 700032), (32, 590652), (36, 525024), (48, 393768), (54, 350016), (64, 295326), (72, 262512), (81, 233344), (96, 196884), (108, 175008), (128, 147663), (144, 131256), (162, 116672), (192, 98442), (216, 87504), (288, 65628), (324, 58336), (384, 49221), (432, 43752), (576, 32814), (648, 29168), (864, 21876), (1152, 16407), (1296, 14584), (1728, 10938), (1823, 10368), (2592, 7292), (3456, 5469), (3646, 5184)]