20095257

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73609}}^1$

素因数の和:73632

約数の個数: 16

約数和(自身を含む): 32977280

約数和(自身を除く): 12882023

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 73609, 220827, 515263, 956917, 1545789, 2870751, 6698419, 20095257]

約数ペア:

[(1, 20095257), (3, 6698419), (7, 2870751), (13, 1545789), (21, 956917), (39, 515263), (91, 220827), (273, 73609)]