20035917

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:335

約数の個数: 40

約数和(自身を含む): 33105600

約数和(自身を除く): 13069683

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 113, 199, 297, 339, 597, 891, 1017, 1243, 1791, 2189, 3051, 3729, 5373, 6567, 9153, 11187, 16119, 19701, 22487, 33561, 59103, 67461, 100683, 177309, 202383, 247357, 607149, 742071, 1821447, 2226213, 6678639, 20035917]

約数ペア:

[(1, 20035917), (3, 6678639), (9, 2226213), (11, 1821447), (27, 742071), (33, 607149), (81, 247357), (99, 202383), (113, 177309), (199, 100683), (297, 67461), (339, 59103), (597, 33561), (891, 22487), (1017, 19701), (1243, 16119), (1791, 11187), (2189, 9153), (3051, 6567), (3729, 5373)]