20268369405

素因数分解:

$3^2\times 5^1\times {\mathrm{20921}}^1\times {\mathrm{21529}}^1$

素因数の和:42461

約数の個数: 24

約数和(自身を含む): 35135151480

約数和(自身を除く): 14866782075

約数列:

[1, 3, 5, 9, 15, 45, 20921, 21529, 62763, 64587, 104605, 107645, 188289, 193761, 313815, 322935, 941445, 968805, 450408209, 1351224627, 2252041045, 4053673881, 6756123135, 20268369405]

約数ペア:

[(1, 20268369405), (3, 6756123135), (5, 4053673881), (9, 2252041045), (15, 1351224627), (45, 450408209), (20921, 968805), (21529, 941445), (62763, 322935), (64587, 313815), (104605, 193761), (107645, 188289)]