20619662

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{11243}}^1$

素因数の和:11383

約数の個数: 16

約数和(自身を含む): 35620992

約数和(自身を除く): 15001330

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 11243, 22486, 78701, 157402, 1472833, 2945666, 10309831, 20619662]

約数ペア:

[(1, 20619662), (2, 10309831), (7, 2945666), (14, 1472833), (131, 157402), (262, 78701), (917, 22486), (1834, 11243)]