20104539

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73643}}^1$

素因数の和:73666

約数の個数: 16

約数和(自身を含む): 32992512

約数和(自身を除く): 12887973

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 73643, 220929, 515501, 957359, 1546503, 2872077, 6701513, 20104539]

約数ペア:

[(1, 20104539), (3, 6701513), (7, 2872077), (13, 1546503), (21, 957359), (39, 515501), (91, 220929), (273, 73643)]