20051155905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6395903}}^1$

素因数の和:6395941

約数の個数: 32

約数和(自身を含む): 36840407040

約数和(自身を除く): 16789251135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 6395903, 19187709, 31979515, 70354933, 95938545, 121522157, 211064799, 351774665, 364566471, 607610785, 1055323995, 1336743727, 1822832355, 4010231181, 6683718635, 20051155905]

約数ペア:

[(1, 20051155905), (3, 6683718635), (5, 4010231181), (11, 1822832355), (15, 1336743727), (19, 1055323995), (33, 607610785), (55, 364566471), (57, 351774665), (95, 211064799), (165, 121522157), (209, 95938545), (285, 70354933), (627, 31979515), (1045, 19187709), (3135, 6395903)]