20580488

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2063}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 40867200

約数和(自身を除く): 20286712

約数列:

[1, 2, 4, 8, 29, 43, 58, 86, 116, 172, 232, 344, 1247, 2063, 2494, 4126, 4988, 8252, 9976, 16504, 59827, 88709, 119654, 177418, 239308, 354836, 478616, 709672, 2572561, 5145122, 10290244, 20580488]

約数ペア:

[(1, 20580488), (2, 10290244), (4, 5145122), (8, 2572561), (29, 709672), (43, 478616), (58, 354836), (86, 239308), (116, 177418), (172, 119654), (232, 88709), (344, 59827), (1247, 16504), (2063, 9976), (2494, 8252), (4126, 4988)]