20577069

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 31056792

約数和(自身を除く): 10479723

約数列:

[1, 3, 9, 37, 61, 111, 183, 333, 549, 1013, 2257, 3039, 6771, 9117, 20313, 37481, 61793, 112443, 185379, 337329, 556137, 2286341, 6859023, 20577069]

約数ペア:

[(1, 20577069), (3, 6859023), (9, 2286341), (37, 556137), (61, 337329), (111, 185379), (183, 112443), (333, 61793), (549, 37481), (1013, 20313), (2257, 9117), (3039, 6771)]