20237343

素因数分解:

$3^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 32025600

約数和(自身を除く): 11788257

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 277, 343, 497, 831, 1029, 1491, 1939, 3479, 5817, 10437, 13573, 19667, 24353, 40719, 59001, 73059, 95011, 137669, 285033, 413007, 963683, 2891049, 6745781, 20237343]

約数ペア:

[(1, 20237343), (3, 6745781), (7, 2891049), (21, 963683), (49, 413007), (71, 285033), (147, 137669), (213, 95011), (277, 73059), (343, 59001), (497, 40719), (831, 24353), (1029, 19667), (1491, 13573), (1939, 10437), (3479, 5817)]