20213205909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{6577}}^1\times {\mathrm{78803}}^1$

素因数の和:85396

約数の個数: 16

約数和(自身を含む): 29028871872

約数和(自身を除く): 8815665963

約数列:

[1, 3, 13, 39, 6577, 19731, 78803, 85501, 236409, 256503, 1024439, 3073317, 518287331, 1554861993, 6737735303, 20213205909]

約数ペア:

[(1, 20213205909), (3, 6737735303), (13, 1554861993), (39, 518287331), (6577, 3073317), (19731, 1024439), (78803, 256503), (85501, 236409)]