20615705955

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{1933}}^1$

素因数の和:2122

約数の個数: 128

約数和(自身を含む): 40549017600

約数和(自身を除く): 19933311645

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 59, 65, 103, 117, 135, 177, 195, 295, 309, 351, 515, 531, 585, 767, 885, 927, 1339, 1545, 1593, 1755, 1933, 2301, 2655, 2781, 3835, 4017, 4635, 5799, 6077, 6695, 6903, 7965, 9665, 11505, 12051, 13905, 17397, 18231, 20085, 20709, 25129, 28995, 30385, 34515, 36153, 52191, 54693, 60255, 75387, 79001, 86985, 91155, 103545, 114047, 125645, 164079, 180765, 199099, 226161, 237003, 260955, 273465, 342141, 376935, 395005, 570235, 597297, 678483, 711009, 820395, 995495, 1026423, 1130805, 1185015, 1482611, 1710705, 1791891, 2133027, 2588287, 2986485, 3079269, 3392415, 3555045, 4447833, 5132115, 5375673, 7413055, 7764861, 8959455, 10665135, 11746841, 12941435, 13343499, 15396345, 22239165, 23294583, 26878365, 35240523, 38824305, 40030497, 58734205, 66717495, 69883749, 105721569, 116472915, 152708933, 176202615, 200152485, 317164707, 349418745, 458126799, 528607845, 763544665, 1374380397, 1585823535, 2290633995, 4123141191, 6871901985, 20615705955]

約数ペア:

[(1, 20615705955), (3, 6871901985), (5, 4123141191), (9, 2290633995), (13, 1585823535), (15, 1374380397), (27, 763544665), (39, 528607845), (45, 458126799), (59, 349418745), (65, 317164707), (103, 200152485), (117, 176202615), (135, 152708933), (177, 116472915), (195, 105721569), (295, 69883749), (309, 66717495), (351, 58734205), (515, 40030497), (531, 38824305), (585, 35240523), (767, 26878365), (885, 23294583), (927, 22239165), (1339, 15396345), (1545, 13343499), (1593, 12941435), (1755, 11746841), (1933, 10665135), (2301, 8959455), (2655, 7764861), (2781, 7413055), (3835, 5375673), (4017, 5132115), (4635, 4447833), (5799, 3555045), (6077, 3392415), (6695, 3079269), (6903, 2986485), (7965, 2588287), (9665, 2133027), (11505, 1791891), (12051, 1710705), (13905, 1482611), (17397, 1185015), (18231, 1130805), (20085, 1026423), (20709, 995495), (25129, 820395), (28995, 711009), (30385, 678483), (34515, 597297), (36153, 570235), (52191, 395005), (54693, 376935), (60255, 342141), (75387, 273465), (79001, 260955), (86985, 237003), (91155, 226161), (103545, 199099), (114047, 180765), (125645, 164079)]