19390527

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{59}}^1$

素因数の和:184

約数の個数: 36

約数和(自身を含む): 31263960

約数和(自身を除く): 11873433

約数列:

[1, 3, 9, 13, 39, 53, 59, 117, 159, 177, 477, 531, 689, 767, 2067, 2301, 2809, 3127, 6201, 6903, 8427, 9381, 25281, 28143, 36517, 40651, 109551, 121953, 165731, 328653, 365859, 497193, 1491579, 2154503, 6463509, 19390527]

約数ペア:

[(1, 19390527), (3, 6463509), (9, 2154503), (13, 1491579), (39, 497193), (53, 365859), (59, 328653), (117, 165731), (159, 121953), (177, 109551), (477, 40651), (531, 36517), (689, 28143), (767, 25281), (2067, 9381), (2301, 8427), (2809, 6903), (3127, 6201)]