20101774144

素因数分解:

$2^6\times {\mathrm{2131}}^1\times {\mathrm{147391}}^1$

素因数の和:149534

約数の個数: 28

約数和(自身を含む): 39908447488

約数和(自身を除く): 19806673344

約数列:

[1, 2, 4, 8, 16, 32, 64, 2131, 4262, 8524, 17048, 34096, 68192, 136384, 147391, 294782, 589564, 1179128, 2358256, 4716512, 9433024, 314090221, 628180442, 1256360884, 2512721768, 5025443536, 10050887072, 20101774144]

約数ペア:

[(1, 20101774144), (2, 10050887072), (4, 5025443536), (8, 2512721768), (16, 1256360884), (32, 628180442), (64, 314090221), (2131, 9433024), (4262, 4716512), (8524, 2358256), (17048, 1179128), (34096, 589564), (68192, 294782), (136384, 147391)]