20552385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{195737}}^1$

素因数の和:195752

約数の個数: 16

約数和(自身を含む): 37581696

約数和(自身を除く): 17029311

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 195737, 587211, 978685, 1370159, 2936055, 4110477, 6850795, 20552385]

約数ペア:

[(1, 20552385), (3, 6850795), (5, 4110477), (7, 2936055), (15, 1370159), (21, 978685), (35, 587211), (105, 195737)]