20537127

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{683}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 32117904

約数和(自身を除く): 11580777

約数列:

[1, 3, 9, 13, 39, 117, 257, 683, 771, 2049, 2313, 3341, 6147, 8879, 10023, 26637, 30069, 79911, 175531, 526593, 1579779, 2281903, 6845709, 20537127]

約数ペア:

[(1, 20537127), (3, 6845709), (9, 2281903), (13, 1579779), (39, 526593), (117, 175531), (257, 79911), (683, 30069), (771, 26637), (2049, 10023), (2313, 8879), (3341, 6147)]