20845467

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1061}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 31477680

約数和(自身を除く): 10632213

約数列:

[1, 3, 9, 37, 59, 111, 177, 333, 531, 1061, 2183, 3183, 6549, 9549, 19647, 39257, 62599, 117771, 187797, 353313, 563391, 2316163, 6948489, 20845467]

約数ペア:

[(1, 20845467), (3, 6948489), (9, 2316163), (37, 563391), (59, 353313), (111, 187797), (177, 117771), (333, 62599), (531, 39257), (1061, 19647), (2183, 9549), (3183, 6549)]