20168022765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{38791}}^1$

素因数の和:38970

約数の個数: 64

約数和(自身を含む): 37001981952

約数和(自身を除く): 16833959187

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 137, 165, 253, 345, 411, 685, 759, 1265, 1507, 2055, 3151, 3795, 4521, 7535, 9453, 15755, 22605, 34661, 38791, 47265, 103983, 116373, 173305, 193955, 426701, 519915, 581865, 892193, 1280103, 2133505, 2676579, 4460965, 5314367, 6400515, 9814123, 13382895, 15943101, 26571835, 29442369, 49070615, 58458037, 79715505, 122230441, 147211845, 175374111, 292290185, 366691323, 611152205, 876870555, 1344534851, 1833456615, 4033604553, 6722674255, 20168022765]

約数ペア:

[(1, 20168022765), (3, 6722674255), (5, 4033604553), (11, 1833456615), (15, 1344534851), (23, 876870555), (33, 611152205), (55, 366691323), (69, 292290185), (115, 175374111), (137, 147211845), (165, 122230441), (253, 79715505), (345, 58458037), (411, 49070615), (685, 29442369), (759, 26571835), (1265, 15943101), (1507, 13382895), (2055, 9814123), (3151, 6400515), (3795, 5314367), (4521, 4460965), (7535, 2676579), (9453, 2133505), (15755, 1280103), (22605, 892193), (34661, 581865), (38791, 519915), (47265, 426701), (103983, 193955), (116373, 173305)]