20831376

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18869}}^1$

素因数の和:18903

約数の個数: 40

約数和(自身を含む): 56157120

約数和(自身を除く): 35325744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18869, 37738, 56607, 75476, 113214, 150952, 226428, 301904, 433987, 452856, 867974, 905712, 1301961, 1735948, 2603922, 3471896, 5207844, 6943792, 10415688, 20831376]

約数ペア:

[(1, 20831376), (2, 10415688), (3, 6943792), (4, 5207844), (6, 3471896), (8, 2603922), (12, 1735948), (16, 1301961), (23, 905712), (24, 867974), (46, 452856), (48, 433987), (69, 301904), (92, 226428), (138, 150952), (184, 113214), (276, 75476), (368, 56607), (552, 37738), (1104, 18869)]