20155822645

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25038289}}^1$

素因数の和:25038324

約数の個数: 16

約数和(自身を含む): 28844110080

約数和(自身を除く): 8688287435

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 25038289, 125191445, 175268023, 575880647, 876340115, 2879403235, 4031164529, 20155822645]

約数ペア:

[(1, 20155822645), (5, 4031164529), (7, 2879403235), (23, 876340115), (35, 575880647), (115, 175268023), (161, 125191445), (805, 25038289)]