20126492049

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 30556569600

約数和(自身を除く): 10430077551

約数列:

[1, 3, 17, 31, 51, 53, 71, 93, 159, 199, 213, 289, 527, 597, 867, 901, 1207, 1581, 1643, 2201, 2703, 3383, 3621, 3763, 4929, 6169, 6603, 8959, 10149, 10547, 11289, 14129, 15317, 18507, 20519, 26877, 27931, 31641, 37417, 42387, 45951, 57511, 61557, 63971, 83793, 104873, 112251, 116653, 172533, 179299, 191913, 240193, 314619, 326957, 349959, 437999, 474827, 537897, 636089, 720579, 748837, 980871, 1087507, 1313997, 1424481, 1782841, 1908267, 1983101, 2246511, 3048083, 3262521, 4083281, 5348523, 5558269, 5949303, 7445983, 9144249, 12249843, 12730229, 16674807, 22337949, 23213947, 33712717, 38190687, 69641841, 94490573, 101138151, 126581711, 216413893, 283471719, 379745133, 394637099, 649241679, 1183911297, 6708830683, 20126492049]

約数ペア:

[(1, 20126492049), (3, 6708830683), (17, 1183911297), (31, 649241679), (51, 394637099), (53, 379745133), (71, 283471719), (93, 216413893), (159, 126581711), (199, 101138151), (213, 94490573), (289, 69641841), (527, 38190687), (597, 33712717), (867, 23213947), (901, 22337949), (1207, 16674807), (1581, 12730229), (1643, 12249843), (2201, 9144249), (2703, 7445983), (3383, 5949303), (3621, 5558269), (3763, 5348523), (4929, 4083281), (6169, 3262521), (6603, 3048083), (8959, 2246511), (10149, 1983101), (10547, 1908267), (11289, 1782841), (14129, 1424481), (15317, 1313997), (18507, 1087507), (20519, 980871), (26877, 748837), (27931, 720579), (31641, 636089), (37417, 537897), (42387, 474827), (45951, 437999), (57511, 349959), (61557, 326957), (63971, 314619), (83793, 240193), (104873, 191913), (112251, 179299), (116653, 172533)]