20732712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{863}}^1$

素因数の和:903

約数の個数: 128

約数和(自身を含む): 69672960

約数和(自身を除く): 48940248

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 21, 22, 24, 26, 28, 33, 39, 42, 44, 52, 56, 66, 77, 78, 84, 88, 91, 104, 132, 143, 154, 156, 168, 182, 231, 264, 273, 286, 308, 312, 364, 429, 462, 546, 572, 616, 728, 858, 863, 924, 1001, 1092, 1144, 1716, 1726, 1848, 2002, 2184, 2589, 3003, 3432, 3452, 4004, 5178, 6006, 6041, 6904, 8008, 9493, 10356, 11219, 12012, 12082, 18123, 18986, 20712, 22438, 24024, 24164, 28479, 33657, 36246, 37972, 44876, 48328, 56958, 66451, 67314, 72492, 75944, 78533, 89752, 113916, 123409, 132902, 134628, 144984, 157066, 199353, 227832, 235599, 246818, 265804, 269256, 314132, 370227, 398706, 471198, 493636, 531608, 628264, 740454, 797412, 863863, 942396, 987272, 1480908, 1594824, 1727726, 1884792, 2591589, 2961816, 3455452, 5183178, 6910904, 10366356, 20732712]

約数ペア:

[(1, 20732712), (2, 10366356), (3, 6910904), (4, 5183178), (6, 3455452), (7, 2961816), (8, 2591589), (11, 1884792), (12, 1727726), (13, 1594824), (14, 1480908), (21, 987272), (22, 942396), (24, 863863), (26, 797412), (28, 740454), (33, 628264), (39, 531608), (42, 493636), (44, 471198), (52, 398706), (56, 370227), (66, 314132), (77, 269256), (78, 265804), (84, 246818), (88, 235599), (91, 227832), (104, 199353), (132, 157066), (143, 144984), (154, 134628), (156, 132902), (168, 123409), (182, 113916), (231, 89752), (264, 78533), (273, 75944), (286, 72492), (308, 67314), (312, 66451), (364, 56958), (429, 48328), (462, 44876), (546, 37972), (572, 36246), (616, 33657), (728, 28479), (858, 24164), (863, 24024), (924, 22438), (1001, 20712), (1092, 18986), (1144, 18123), (1716, 12082), (1726, 12012), (1848, 11219), (2002, 10356), (2184, 9493), (2589, 8008), (3003, 6904), (3432, 6041), (3452, 6006), (4004, 5178)]