20587054401

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2799817}}^1$

素因数の和:2799885

約数の個数: 24

約数和(自身を含む): 32029917920

約数和(自身を除く): 11442863519

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 2799817, 8399451, 25198353, 53196523, 120392131, 159589569, 361176393, 478768707, 1083529179, 2287450489, 6862351467, 20587054401]

約数ペア:

[(1, 20587054401), (3, 6862351467), (9, 2287450489), (19, 1083529179), (43, 478768707), (57, 361176393), (129, 159589569), (171, 120392131), (387, 53196523), (817, 25198353), (2451, 8399451), (7353, 2799817)]