19315661769

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{177679}}^1$

素因数の和:177989

約数の個数: 24

約数和(自身を含む): 28605058560

約数和(自身を除く): 9289396791

約数列:

[1, 3, 9, 47, 141, 257, 423, 771, 2313, 12079, 36237, 108711, 177679, 533037, 1599111, 8350913, 25052739, 45663503, 75158217, 136990509, 410971527, 2146184641, 6438553923, 19315661769]

約数ペア:

[(1, 19315661769), (3, 6438553923), (9, 2146184641), (47, 410971527), (141, 136990509), (257, 75158217), (423, 45663503), (771, 25052739), (2313, 8350913), (12079, 1599111), (36237, 533037), (108711, 177679)]