2021623945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{11969}}^1$

素因数の和:12105

約数の個数: 32

約数和(自身を含む): 2750993280

約数和(自身を除く): 729369335

約数列:

[1, 5, 11, 37, 55, 83, 185, 407, 415, 913, 2035, 3071, 4565, 11969, 15355, 33781, 59845, 131659, 168905, 442853, 658295, 993427, 2214265, 4871383, 4967135, 10927697, 24356915, 36756799, 54638485, 183783995, 404324789, 2021623945]

約数ペア:

[(1, 2021623945), (5, 404324789), (11, 183783995), (37, 54638485), (55, 36756799), (83, 24356915), (185, 10927697), (407, 4967135), (415, 4871383), (913, 2214265), (2035, 993427), (3071, 658295), (4565, 442853), (11969, 168905), (15355, 131659), (33781, 59845)]