20565723981

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 31952277504

約数和(自身を除く): 11386553523

約数列:

[1, 3, 11, 31, 33, 83, 93, 97, 121, 227, 249, 291, 341, 363, 681, 913, 1023, 1067, 2497, 2573, 2739, 3007, 3201, 3751, 7037, 7491, 7719, 8051, 9021, 10043, 11253, 11737, 18841, 21111, 22019, 24153, 27467, 28303, 30129, 33077, 35211, 56523, 66057, 77407, 82401, 84909, 88561, 99231, 207251, 232221, 242209, 249581, 265683, 311333, 363847, 584071, 621753, 682589, 726627, 748743, 851477, 933999, 974171, 1091541, 1752213, 1827577, 2047767, 2279761, 2554431, 2664299, 2745391, 2922513, 5482731, 6424781, 6839283, 7508479, 7992897, 8236173, 19274343, 20103347, 22525437, 30199301, 56654887, 60310041, 70672591, 82593269, 90597903, 169964661, 212017773, 221136817, 247779807, 623203757, 663410451, 1869611271, 6855241327, 20565723981]

約数ペア:

[(1, 20565723981), (3, 6855241327), (11, 1869611271), (31, 663410451), (33, 623203757), (83, 247779807), (93, 221136817), (97, 212017773), (121, 169964661), (227, 90597903), (249, 82593269), (291, 70672591), (341, 60310041), (363, 56654887), (681, 30199301), (913, 22525437), (1023, 20103347), (1067, 19274343), (2497, 8236173), (2573, 7992897), (2739, 7508479), (3007, 6839283), (3201, 6424781), (3751, 5482731), (7037, 2922513), (7491, 2745391), (7719, 2664299), (8051, 2554431), (9021, 2279761), (10043, 2047767), (11253, 1827577), (11737, 1752213), (18841, 1091541), (21111, 974171), (22019, 933999), (24153, 851477), (27467, 748743), (28303, 726627), (30129, 682589), (33077, 621753), (35211, 584071), (56523, 363847), (66057, 311333), (77407, 265683), (82401, 249581), (84909, 242209), (88561, 232221), (99231, 207251)]