20317414

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1$

素因数の和:1144

約数の個数: 32

約数和(自身を含む): 35592480

約数和(自身を除く): 15275066

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 442, 559, 731, 1069, 1118, 1462, 2138, 9503, 13897, 18173, 19006, 27794, 36346, 45967, 91934, 236249, 472498, 597571, 781439, 1195142, 1562878, 10158707, 20317414]

約数ペア:

[(1, 20317414), (2, 10158707), (13, 1562878), (17, 1195142), (26, 781439), (34, 597571), (43, 472498), (86, 236249), (221, 91934), (442, 45967), (559, 36346), (731, 27794), (1069, 19006), (1118, 18173), (1462, 13897), (2138, 9503)]