18888968547

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{1451}}^1\times {\mathrm{49877}}^1$

素因数の和:51363

約数の個数: 24

約数和(自身を含む): 28244913840

約数和(自身を除く): 9355945293

約数列:

[1, 3, 9, 29, 87, 261, 1451, 4353, 13059, 42079, 49877, 126237, 149631, 378711, 448893, 1446433, 4339299, 13017897, 72371527, 217114581, 651343743, 2098774283, 6296322849, 18888968547]

約数ペア:

[(1, 18888968547), (3, 6296322849), (9, 2098774283), (29, 651343743), (87, 217114581), (261, 72371527), (1451, 13017897), (4353, 4339299), (13059, 1446433), (42079, 448893), (49877, 378711), (126237, 149631)]