18870912

素因数分解:

$2^7\times 3^2\times {\mathrm{16381}}^1$

素因数の和:16401

約数の個数: 48

約数和(自身を含む): 54306330

約数和(自身を除く): 35435418

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 16381, 32762, 49143, 65524, 98286, 131048, 147429, 196572, 262096, 294858, 393144, 524192, 589716, 786288, 1048384, 1179432, 1572576, 2096768, 2358864, 3145152, 4717728, 6290304, 9435456, 18870912]

約数ペア:

[(1, 18870912), (2, 9435456), (3, 6290304), (4, 4717728), (6, 3145152), (8, 2358864), (9, 2096768), (12, 1572576), (16, 1179432), (18, 1048384), (24, 786288), (32, 589716), (36, 524192), (48, 393144), (64, 294858), (72, 262096), (96, 196572), (128, 147429), (144, 131048), (192, 98286), (288, 65524), (384, 49143), (576, 32762), (1152, 16381)]