18259456

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{1877}}^1$

素因数の和:1914

約数の個数: 40

約数和(自身を含む): 38423880

約数和(自身を除く): 20164424

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 1877, 2432, 3754, 4864, 7508, 9728, 15016, 30032, 35663, 60064, 71326, 120128, 142652, 240256, 285304, 480512, 570608, 961024, 1141216, 2282432, 4564864, 9129728, 18259456]

約数ペア:

[(1, 18259456), (2, 9129728), (4, 4564864), (8, 2282432), (16, 1141216), (19, 961024), (32, 570608), (38, 480512), (64, 285304), (76, 240256), (128, 142652), (152, 120128), (256, 71326), (304, 60064), (512, 35663), (608, 30032), (1216, 15016), (1877, 9728), (2432, 7508), (3754, 4864)]