20589732

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{1327}}^1$

素因数の和:1768

約数の個数: 36

約数和(自身を含む): 52206336

約数和(自身を除く): 31616604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1293, 1327, 1724, 2586, 2654, 3879, 3981, 5172, 5308, 7758, 7962, 11943, 15516, 15924, 23886, 47772, 571937, 1143874, 1715811, 2287748, 3431622, 5147433, 6863244, 10294866, 20589732]

約数ペア:

[(1, 20589732), (2, 10294866), (3, 6863244), (4, 5147433), (6, 3431622), (9, 2287748), (12, 1715811), (18, 1143874), (36, 571937), (431, 47772), (862, 23886), (1293, 15924), (1327, 15516), (1724, 11943), (2586, 7962), (2654, 7758), (3879, 5308), (3981, 5172)]