11920581

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{1223}}^1$

素因数の和:1270

約数の個数: 24

約数和(自身を含む): 18653760

約数和(自身を除く): 6733179

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 1223, 3249, 3669, 9747, 11007, 23237, 33021, 69711, 209133, 441503, 627399, 1324509, 3973527, 11920581]

約数ペア:

[(1, 11920581), (3, 3973527), (9, 1324509), (19, 627399), (27, 441503), (57, 209133), (171, 69711), (361, 33021), (513, 23237), (1083, 11007), (1223, 9747), (3249, 3669)]