20498359

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6701}}^1$

素因数の和:6750

約数の個数: 16

約数和(自身を含む): 25735680

約数和(自身を除く): 5237321

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 6701, 46907, 127319, 154123, 891233, 1078861, 2928337, 20498359]

約数ペア:

[(1, 20498359), (7, 2928337), (19, 1078861), (23, 891233), (133, 154123), (161, 127319), (437, 46907), (3059, 6701)]