20267435907

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{322951}}^1$

素因数の和:323343

約数の個数: 24

約数和(自身を含む): 30900047360

約数和(自身を除く): 10632611453

約数列:

[1, 3, 9, 19, 57, 171, 367, 1101, 3303, 6973, 20919, 62757, 322951, 968853, 2906559, 6136069, 18408207, 55224621, 118523017, 355569051, 1066707153, 2251937323, 6755811969, 20267435907]

約数ペア:

[(1, 20267435907), (3, 6755811969), (9, 2251937323), (19, 1066707153), (57, 355569051), (171, 118523017), (367, 55224621), (1101, 18408207), (3303, 6136069), (6973, 2906559), (20919, 968853), (62757, 322951)]