20595411

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{2113}}^1$

素因数の和:2160

約数の個数: 24

約数和(自身を含む): 32217360

約数和(自身を除く): 11621949

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 2113, 3249, 6339, 9747, 19017, 40147, 57051, 120441, 361323, 762793, 1083969, 2288379, 6865137, 20595411]

約数ペア:

[(1, 20595411), (3, 6865137), (9, 2288379), (19, 1083969), (27, 762793), (57, 361323), (171, 120441), (361, 57051), (513, 40147), (1083, 19017), (2113, 9747), (3249, 6339)]