20021265

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3677}}^1$

素因数の和:3710

約数の個数: 36

約数和(自身を含む): 38155572

約数和(自身を除く): 18134307

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 3677, 5445, 11031, 18385, 33093, 40447, 55155, 121341, 165465, 202235, 364023, 444917, 606705, 1334751, 1820115, 2224585, 4004253, 6673755, 20021265]

約数ペア:

[(1, 20021265), (3, 6673755), (5, 4004253), (9, 2224585), (11, 1820115), (15, 1334751), (33, 606705), (45, 444917), (55, 364023), (99, 202235), (121, 165465), (165, 121341), (363, 55155), (495, 40447), (605, 33093), (1089, 18385), (1815, 11031), (3677, 5445)]