20677789

素因数分解:

${\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 23201280

約数和(自身を除く): 2523491

約数列:

[1, 11, 59, 151, 211, 649, 1661, 2321, 8909, 12449, 31861, 97999, 136939, 350471, 1879799, 20677789]

約数ペア:

[(1, 20677789), (11, 1879799), (59, 350471), (151, 136939), (211, 97999), (649, 31861), (1661, 12449), (2321, 8909)]