20441764

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5573}}^1$

素因数の和:5715

約数の個数: 24

約数和(自身を含む): 41203008

約数和(自身を除く): 20761244

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 5573, 11146, 22292, 39011, 78022, 156044, 730063, 1460126, 2920252, 5110441, 10220882, 20441764]

約数ペア:

[(1, 20441764), (2, 10220882), (4, 5110441), (7, 2920252), (14, 1460126), (28, 730063), (131, 156044), (262, 78022), (524, 39011), (917, 22292), (1834, 11146), (3668, 5573)]