20616596

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 51179520

約数和(自身を除く): 30562924

約数列:

[1, 2, 4, 7, 11, 13, 14, 19, 22, 26, 28, 38, 44, 52, 76, 77, 91, 133, 143, 154, 182, 209, 247, 266, 271, 286, 308, 364, 418, 494, 532, 542, 572, 836, 988, 1001, 1084, 1463, 1729, 1897, 2002, 2717, 2926, 2981, 3458, 3523, 3794, 4004, 5149, 5434, 5852, 5962, 6916, 7046, 7588, 10298, 10868, 11924, 14092, 19019, 20596, 20867, 24661, 36043, 38038, 38753, 41734, 49322, 56639, 66937, 72086, 76076, 77506, 83468, 98644, 113278, 133874, 144172, 155012, 226556, 267748, 271271, 396473, 468559, 542542, 736307, 792946, 937118, 1085084, 1472614, 1585892, 1874236, 2945228, 5154149, 10308298, 20616596]

約数ペア:

[(1, 20616596), (2, 10308298), (4, 5154149), (7, 2945228), (11, 1874236), (13, 1585892), (14, 1472614), (19, 1085084), (22, 937118), (26, 792946), (28, 736307), (38, 542542), (44, 468559), (52, 396473), (76, 271271), (77, 267748), (91, 226556), (133, 155012), (143, 144172), (154, 133874), (182, 113278), (209, 98644), (247, 83468), (266, 77506), (271, 76076), (286, 72086), (308, 66937), (364, 56639), (418, 49322), (494, 41734), (532, 38753), (542, 38038), (572, 36043), (836, 24661), (988, 20867), (1001, 20596), (1084, 19019), (1463, 14092), (1729, 11924), (1897, 10868), (2002, 10298), (2717, 7588), (2926, 7046), (2981, 6916), (3458, 5962), (3523, 5852), (3794, 5434), (4004, 5149)]