18080672

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{13781}}^1$

素因数の和:13832

約数の個数: 24

約数和(自身を含む): 36467172

約数和(自身を除く): 18386500

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 13781, 27562, 55124, 110248, 220496, 440992, 565021, 1130042, 2260084, 4520168, 9040336, 18080672]

約数ペア:

[(1, 18080672), (2, 9040336), (4, 4520168), (8, 2260084), (16, 1130042), (32, 565021), (41, 440992), (82, 220496), (164, 110248), (328, 55124), (656, 27562), (1312, 13781)]