20597949

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:882

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 12061251

約数列:

[1, 3, 9, 23, 27, 41, 69, 123, 207, 369, 621, 809, 943, 1107, 2427, 2829, 7281, 8487, 18607, 21843, 25461, 33169, 55821, 99507, 167463, 298521, 502389, 762887, 895563, 2288661, 6865983, 20597949]

約数ペア:

[(1, 20597949), (3, 6865983), (9, 2288661), (23, 895563), (27, 762887), (41, 502389), (69, 298521), (123, 167463), (207, 99507), (369, 55821), (621, 33169), (809, 25461), (943, 21843), (1107, 18607), (2427, 8487), (2829, 7281)]