20710539655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{23087}}^1$

素因数の和:23515

約数の個数: 32

約数和(自身を含む): 27562639104

約数和(自身を除く): 6852099449

約数列:

[1, 5, 13, 37, 65, 185, 373, 481, 1865, 2405, 4849, 13801, 23087, 24245, 69005, 115435, 179413, 300131, 854219, 897065, 1500655, 4271095, 8611451, 11104847, 43057255, 55524235, 111948863, 318623687, 559744315, 1593118435, 4142107931, 20710539655]

約数ペア:

[(1, 20710539655), (5, 4142107931), (13, 1593118435), (37, 559744315), (65, 318623687), (185, 111948863), (373, 55524235), (481, 43057255), (1865, 11104847), (2405, 8611451), (4849, 4271095), (13801, 1500655), (23087, 897065), (24245, 854219), (69005, 300131), (115435, 179413)]