20512861184

素因数分解:

$2^{10}\times {\mathrm{127}}^1\times {\mathrm{157733}}^1$

素因数の和:157880

約数の個数: 44

約数和(自身を含む): 41328831744

約数和(自身を除く): 20815970560

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 1024, 2032, 4064, 8128, 16256, 32512, 65024, 130048, 157733, 315466, 630932, 1261864, 2523728, 5047456, 10094912, 20032091, 20189824, 40064182, 40379648, 80128364, 80759296, 160256728, 161518592, 320513456, 641026912, 1282053824, 2564107648, 5128215296, 10256430592, 20512861184]

約数ペア:

[(1, 20512861184), (2, 10256430592), (4, 5128215296), (8, 2564107648), (16, 1282053824), (32, 641026912), (64, 320513456), (127, 161518592), (128, 160256728), (254, 80759296), (256, 80128364), (508, 40379648), (512, 40064182), (1016, 20189824), (1024, 20032091), (2032, 10094912), (4064, 5047456), (8128, 2523728), (16256, 1261864), (32512, 630932), (65024, 315466), (130048, 157733)]