20196470007

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{509}}^1$

素因数の和:813

約数の個数: 96

約数和(自身を含む): 34763688960

約数和(自身を除く): 14567218953

約数列:

[1, 3, 7, 9, 21, 43, 63, 97, 129, 151, 291, 301, 387, 453, 509, 679, 873, 903, 1057, 1359, 1527, 2037, 2709, 3171, 3563, 4171, 4581, 6111, 6493, 9513, 10689, 12513, 14647, 19479, 21887, 29197, 32067, 37539, 43941, 45451, 49373, 58437, 65661, 76859, 87591, 102529, 131823, 136353, 148119, 153209, 196983, 230577, 262773, 307587, 345611, 409059, 444357, 459627, 538013, 629821, 691731, 922761, 1036833, 1378881, 1614039, 1889463, 2123039, 3110499, 3304937, 4408747, 4842117, 5668389, 6369117, 7455323, 9914811, 13226241, 14861273, 19107351, 22365969, 23134559, 29744433, 39678723, 44583819, 52187261, 67097907, 69403677, 133751457, 156561783, 208211031, 320578889, 469685349, 961736667, 2244052223, 2885210001, 6732156669, 20196470007]

約数ペア:

[(1, 20196470007), (3, 6732156669), (7, 2885210001), (9, 2244052223), (21, 961736667), (43, 469685349), (63, 320578889), (97, 208211031), (129, 156561783), (151, 133751457), (291, 69403677), (301, 67097907), (387, 52187261), (453, 44583819), (509, 39678723), (679, 29744433), (873, 23134559), (903, 22365969), (1057, 19107351), (1359, 14861273), (1527, 13226241), (2037, 9914811), (2709, 7455323), (3171, 6369117), (3563, 5668389), (4171, 4842117), (4581, 4408747), (6111, 3304937), (6493, 3110499), (9513, 2123039), (10689, 1889463), (12513, 1614039), (14647, 1378881), (19479, 1036833), (21887, 922761), (29197, 691731), (32067, 629821), (37539, 538013), (43941, 459627), (45451, 444357), (49373, 409059), (58437, 345611), (65661, 307587), (76859, 262773), (87591, 230577), (102529, 196983), (131823, 153209), (136353, 148119)]