20786268

素因数分解:

$2^2\times 3^1\times {\mathrm{431}}^1\times {\mathrm{4019}}^1$

素因数の和:4457

約数の個数: 24

約数和(自身を含む): 48625920

約数和(自身を除く): 27839652

約数列:

[1, 2, 3, 4, 6, 12, 431, 862, 1293, 1724, 2586, 4019, 5172, 8038, 12057, 16076, 24114, 48228, 1732189, 3464378, 5196567, 6928756, 10393134, 20786268]

約数ペア:

[(1, 20786268), (2, 10393134), (3, 6928756), (4, 5196567), (6, 3464378), (12, 1732189), (431, 48228), (862, 24114), (1293, 16076), (1724, 12057), (2586, 8038), (4019, 5172)]