19672163

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{701}}^1$

素因数の和:938

約数の個数: 16

約数和(自身を含む): 23811840

約数和(自身を除く): 4139677

約数列:

[1, 7, 19, 133, 211, 701, 1477, 4009, 4907, 13319, 28063, 93233, 147911, 1035377, 2810309, 19672163]

約数ペア:

[(1, 19672163), (7, 2810309), (19, 1035377), (133, 147911), (211, 93233), (701, 28063), (1477, 13319), (4009, 4907)]