20097151216

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{2803}}^1\times {\mathrm{5399}}^1$

素因数の和:8293

約数の個数: 40

約数和(自身を含む): 39428726400

約数和(自身を除く): 19331575184

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 2803, 5399, 5606, 10798, 11212, 21596, 22424, 43192, 44848, 86384, 232649, 448117, 465298, 896234, 930596, 1792468, 1861192, 3584936, 3722384, 7169872, 15133397, 30266794, 60533588, 121067176, 242134352, 1256071951, 2512143902, 5024287804, 10048575608, 20097151216]

約数ペア:

[(1, 20097151216), (2, 10048575608), (4, 5024287804), (8, 2512143902), (16, 1256071951), (83, 242134352), (166, 121067176), (332, 60533588), (664, 30266794), (1328, 15133397), (2803, 7169872), (5399, 3722384), (5606, 3584936), (10798, 1861192), (11212, 1792468), (21596, 930596), (22424, 896234), (43192, 465298), (44848, 448117), (86384, 232649)]