20688001477

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{54779}}^1$

素因数の和:54961

約数の個数: 32

約数和(自身を含む): 25768512000

約数和(自身を除く): 5080510523

約数列:

[1, 11, 13, 19, 139, 143, 209, 247, 1529, 1807, 2641, 2717, 19877, 29051, 34333, 54779, 377663, 602569, 712127, 1040801, 7614281, 7833397, 11448811, 13530413, 83757091, 98985653, 144671339, 148834543, 1088842183, 1591384729, 1880727407, 20688001477]

約数ペア:

[(1, 20688001477), (11, 1880727407), (13, 1591384729), (19, 1088842183), (139, 148834543), (143, 144671339), (209, 98985653), (247, 83757091), (1529, 13530413), (1807, 11448811), (2641, 7833397), (2717, 7614281), (19877, 1040801), (29051, 712127), (34333, 602569), (54779, 377663)]