20168085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{797}}^1$

素因数の和:1053

約数の個数: 32

約数和(自身を含む): 37078272

約数和(自身を除く): 16910187

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 241, 723, 797, 1205, 1687, 2391, 3615, 3985, 5061, 5579, 8435, 11955, 16737, 25305, 27895, 83685, 192077, 576231, 960385, 1344539, 2881155, 4033617, 6722695, 20168085]

約数ペア:

[(1, 20168085), (3, 6722695), (5, 4033617), (7, 2881155), (15, 1344539), (21, 960385), (35, 576231), (105, 192077), (241, 83685), (723, 27895), (797, 25305), (1205, 16737), (1687, 11955), (2391, 8435), (3615, 5579), (3985, 5061)]