20180055

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{192191}}^1$

素因数の和:192206

約数の個数: 16

約数和(自身を含む): 36900864

約数和(自身を除く): 16720809

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 192191, 576573, 960955, 1345337, 2882865, 4036011, 6726685, 20180055]

約数ペア:

[(1, 20180055), (3, 6726685), (5, 4036011), (7, 2882865), (15, 1345337), (21, 960955), (35, 576573), (105, 192191)]