20156691819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{1378801}}^1$

素因数の和:1379258

約数の個数: 16

約数和(自身を含む): 29385028224

約数和(自身を除く): 9228336405

約数列:

[1, 3, 11, 33, 443, 1329, 4873, 14619, 1378801, 4136403, 15166811, 45500433, 610808843, 1832426529, 6718897273, 20156691819]

約数ペア:

[(1, 20156691819), (3, 6718897273), (11, 1832426529), (33, 610808843), (443, 45500433), (1329, 15166811), (4873, 4136403), (14619, 1378801)]