20227984959

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1\times {\mathrm{47711}}^1$

素因数の和:49287

約数の個数: 32

約数和(自身を含む): 33216712704

約数和(自身を除く): 12988727745

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1553, 4659, 10871, 20189, 32613, 47711, 60567, 141323, 143133, 333977, 423969, 620243, 1001931, 1860729, 4341701, 13025103, 74095183, 222285549, 518666281, 963237379, 1555998843, 2889712137, 6742661653, 20227984959]

約数ペア:

[(1, 20227984959), (3, 6742661653), (7, 2889712137), (13, 1555998843), (21, 963237379), (39, 518666281), (91, 222285549), (273, 74095183), (1553, 13025103), (4659, 4341701), (10871, 1860729), (20189, 1001931), (32613, 620243), (47711, 423969), (60567, 333977), (141323, 143133)]