19912314549

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1\times {\mathrm{5923}}^1$

素因数の和:6297

約数の個数: 32

約数和(自身を含む): 27488876544

約数和(自身を除く): 7576561995

約数列:

[1, 3, 47, 113, 141, 211, 339, 633, 5311, 5923, 9917, 15933, 17769, 23843, 29751, 71529, 278381, 669299, 835143, 1120621, 1249753, 2007897, 3361863, 3749259, 31457053, 58738391, 94371159, 141222089, 176215173, 423666267, 6637438183, 19912314549]

約数ペア:

[(1, 19912314549), (3, 6637438183), (47, 423666267), (113, 176215173), (141, 141222089), (211, 94371159), (339, 58738391), (633, 31457053), (5311, 3749259), (5923, 3361863), (9917, 2007897), (15933, 1249753), (17769, 1120621), (23843, 835143), (29751, 669299), (71529, 278381)]