20107737

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57287}}^1$

素因数の和:57309

約数の個数: 16

約数和(自身を含む): 32081280

約数和(自身を除く): 11973543

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57287, 171861, 515583, 744731, 1546749, 2234193, 6702579, 20107737]

約数ペア:

[(1, 20107737), (3, 6702579), (9, 2234193), (13, 1546749), (27, 744731), (39, 515583), (117, 171861), (351, 57287)]