20125945329

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{526871}}^1$

素因数の和:527005

約数の個数: 32

約数和(自身を含む): 32775653376

約数和(自身を除く): 12649708047

約数列:

[1, 3, 7, 17, 21, 51, 107, 119, 321, 357, 749, 1819, 2247, 5457, 12733, 38199, 526871, 1580613, 3688097, 8956807, 11064291, 26870421, 56375197, 62697649, 169125591, 188092947, 394626379, 958378349, 1183879137, 2875135047, 6708648443, 20125945329]

約数ペア:

[(1, 20125945329), (3, 6708648443), (7, 2875135047), (17, 1183879137), (21, 958378349), (51, 394626379), (107, 188092947), (119, 169125591), (321, 62697649), (357, 56375197), (749, 26870421), (1819, 11064291), (2247, 8956807), (5457, 3688097), (12733, 1580613), (38199, 526871)]