20003100957

素因数分解:

$3^3\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{84737}}^1$

素因数の和:86002

約数の個数: 32

約数和(自身を含む): 33895200000

約数和(自身を除く): 13892099043

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1249, 3747, 8743, 11241, 26229, 33723, 78687, 84737, 236061, 254211, 593159, 762633, 1779477, 2287899, 5338431, 16015293, 105836513, 317509539, 740855591, 952528617, 2222566773, 2857585851, 6667700319, 20003100957]

約数ペア:

[(1, 20003100957), (3, 6667700319), (7, 2857585851), (9, 2222566773), (21, 952528617), (27, 740855591), (63, 317509539), (189, 105836513), (1249, 16015293), (3747, 5338431), (8743, 2287899), (11241, 1779477), (26229, 762633), (33723, 593159), (78687, 254211), (84737, 236061)]