138358912

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{56891}}^1$

素因数の和:56924

約数の個数: 32

約数和(自身を含む): 290149200

約数和(自身を除く): 151790288

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 56891, 113782, 227564, 455128, 910256, 1080929, 1820512, 2161858, 3641024, 4323716, 7282048, 8647432, 17294864, 34589728, 69179456, 138358912]

約数ペア:

[(1, 138358912), (2, 69179456), (4, 34589728), (8, 17294864), (16, 8647432), (19, 7282048), (32, 4323716), (38, 3641024), (64, 2161858), (76, 1820512), (128, 1080929), (152, 910256), (304, 455128), (608, 227564), (1216, 113782), (2432, 56891)]