20603632

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2591}}^1$

素因数の和:2677

約数の個数: 40

約数和(自身を含む): 46282752

約数和(自身を除く): 25679120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 2591, 3976, 5182, 7952, 10364, 18137, 20728, 36274, 41456, 72548, 145096, 183961, 290192, 367922, 735844, 1287727, 1471688, 2575454, 2943376, 5150908, 10301816, 20603632]

約数ペア:

[(1, 20603632), (2, 10301816), (4, 5150908), (7, 2943376), (8, 2575454), (14, 1471688), (16, 1287727), (28, 735844), (56, 367922), (71, 290192), (112, 183961), (142, 145096), (284, 72548), (497, 41456), (568, 36274), (994, 20728), (1136, 18137), (1988, 10364), (2591, 7952), (3976, 5182)]