20798942439

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:629

約数の個数: 96

約数和(自身を含む): 33120299520

約数和(自身を除く): 12321357081

約数列:

[1, 3, 11, 19, 33, 41, 57, 97, 123, 209, 291, 361, 439, 451, 627, 779, 1067, 1083, 1317, 1353, 1843, 2337, 3201, 3971, 3977, 4829, 5529, 8341, 8569, 11913, 11931, 14487, 14801, 17999, 20273, 25023, 25707, 35017, 42583, 43747, 44403, 53997, 60819, 75563, 91751, 105051, 127749, 131241, 158479, 162811, 197989, 226689, 275253, 341981, 385187, 468413, 475437, 488433, 593967, 809077, 831193, 1025943, 1155561, 1405239, 1435697, 1743269, 1745903, 2427231, 2493579, 3761791, 4307091, 5229807, 5237709, 6497639, 8899847, 11285373, 15372463, 15792667, 19204933, 19492917, 26699541, 33172157, 46117389, 47378001, 57614799, 71474029, 99516471, 169097093, 214422087, 364893727, 507291279, 630270983, 1094681181, 1890812949, 6932980813, 20798942439]

約数ペア:

[(1, 20798942439), (3, 6932980813), (11, 1890812949), (19, 1094681181), (33, 630270983), (41, 507291279), (57, 364893727), (97, 214422087), (123, 169097093), (209, 99516471), (291, 71474029), (361, 57614799), (439, 47378001), (451, 46117389), (627, 33172157), (779, 26699541), (1067, 19492917), (1083, 19204933), (1317, 15792667), (1353, 15372463), (1843, 11285373), (2337, 8899847), (3201, 6497639), (3971, 5237709), (3977, 5229807), (4829, 4307091), (5529, 3761791), (8341, 2493579), (8569, 2427231), (11913, 1745903), (11931, 1743269), (14487, 1435697), (14801, 1405239), (17999, 1155561), (20273, 1025943), (25023, 831193), (25707, 809077), (35017, 593967), (42583, 488433), (43747, 475437), (44403, 468413), (53997, 385187), (60819, 341981), (75563, 275253), (91751, 226689), (105051, 197989), (127749, 162811), (131241, 158479)]