20100946959

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{523}}^1$

素因数の和:810

約数の個数: 80

約数和(自身を含む): 31444326144

約数和(自身を除く): 11343379185

約数列:

[1, 3, 9, 27, 41, 71, 81, 123, 163, 213, 369, 489, 523, 639, 1107, 1467, 1569, 1917, 2911, 3321, 4401, 4707, 5751, 6683, 8733, 11573, 13203, 14121, 20049, 21443, 26199, 34719, 37133, 42363, 60147, 64329, 78597, 85249, 104157, 111399, 180441, 192987, 235791, 255747, 312471, 334197, 474493, 541323, 578961, 767241, 937413, 1002591, 1423479, 1522453, 1736883, 2301723, 3007773, 3495209, 4270437, 4567359, 6052679, 6905169, 10485627, 12811311, 13702077, 18158037, 31456881, 38433933, 41106231, 54474111, 94370643, 123318693, 163422333, 248159839, 283111929, 490266999, 744479517, 2233438551, 6700315653, 20100946959]

約数ペア:

[(1, 20100946959), (3, 6700315653), (9, 2233438551), (27, 744479517), (41, 490266999), (71, 283111929), (81, 248159839), (123, 163422333), (163, 123318693), (213, 94370643), (369, 54474111), (489, 41106231), (523, 38433933), (639, 31456881), (1107, 18158037), (1467, 13702077), (1569, 12811311), (1917, 10485627), (2911, 6905169), (3321, 6052679), (4401, 4567359), (4707, 4270437), (5751, 3495209), (6683, 3007773), (8733, 2301723), (11573, 1736883), (13203, 1522453), (14121, 1423479), (20049, 1002591), (21443, 937413), (26199, 767241), (34719, 578961), (37133, 541323), (42363, 474493), (60147, 334197), (64329, 312471), (78597, 255747), (85249, 235791), (104157, 192987), (111399, 180441)]