20162957517

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{171923}}^1$

素因数の和:172169

約数の個数: 24

約数和(自身を含む): 29663079264

約数和(自身を除く): 9500121747

約数列:

[1, 3, 9, 83, 157, 249, 471, 747, 1413, 13031, 39093, 117279, 171923, 515769, 1547307, 14269609, 26991911, 42808827, 80975733, 128426481, 242927199, 2240328613, 6720985839, 20162957517]

約数ペア:

[(1, 20162957517), (3, 6720985839), (9, 2240328613), (83, 242927199), (157, 128426481), (249, 80975733), (471, 42808827), (747, 26991911), (1413, 14269609), (13031, 1547307), (39093, 515769), (117279, 171923)]