19749785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4919}}^1$

素因数の和:5008

約数の個数: 16

約数和(自身を含む): 26213760

約数和(自身を除く): 6463975

約数列:

[1, 5, 11, 55, 73, 365, 803, 4015, 4919, 24595, 54109, 270545, 359087, 1795435, 3949957, 19749785]

約数ペア:

[(1, 19749785), (5, 3949957), (11, 1795435), (55, 359087), (73, 270545), (365, 54109), (803, 24595), (4015, 4919)]