20111265

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4339}}^1$

素因数の和:4453

約数の個数: 24

約数和(自身を含む): 35206080

約数和(自身を除く): 15094815

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4339, 4635, 13017, 21695, 39051, 65085, 195255, 446917, 1340751, 2234585, 4022253, 6703755, 20111265]

約数ペア:

[(1, 20111265), (3, 6703755), (5, 4022253), (9, 2234585), (15, 1340751), (45, 446917), (103, 195255), (309, 65085), (515, 39051), (927, 21695), (1545, 13017), (4339, 4635)]