20491324

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43049}}^1$

素因数の和:43077

約数の個数: 24

約数和(自身を含む): 43394400

約数和(自身を除く): 22903076

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43049, 86098, 172196, 301343, 602686, 731833, 1205372, 1463666, 2927332, 5122831, 10245662, 20491324]

約数ペア:

[(1, 20491324), (2, 10245662), (4, 5122831), (7, 2927332), (14, 1463666), (17, 1205372), (28, 731833), (34, 602686), (68, 301343), (119, 172196), (238, 86098), (476, 43049)]