20797156

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{457}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 37753856

約数和(自身を除く): 16956700

約数列:

[1, 2, 4, 31, 62, 124, 367, 457, 734, 914, 1468, 1828, 11377, 14167, 22754, 28334, 45508, 56668, 167719, 335438, 670876, 5199289, 10398578, 20797156]

約数ペア:

[(1, 20797156), (2, 10398578), (4, 5199289), (31, 670876), (62, 335438), (124, 167719), (367, 56668), (457, 45508), (734, 28334), (914, 22754), (1468, 14167), (1828, 11377)]