20084080905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13691}}^1\times {\mathrm{4657}}^1$

素因数の和:18366

約数の個数: 48

約数和(自身を含む): 39797057664

約数和(自身を除く): 19712976759

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 4657, 13691, 13971, 23285, 32599, 41073, 41913, 68455, 69855, 95837, 97797, 123219, 162995, 205365, 209565, 287511, 293391, 479185, 488985, 616095, 862533, 1437555, 1466955, 4312665, 63758987, 191276961, 318794935, 446312909, 573830883, 956384805, 1338938727, 2231564545, 2869154415, 4016816181, 6694693635, 20084080905]

約数ペア:

[(1, 20084080905), (3, 6694693635), (5, 4016816181), (7, 2869154415), (9, 2231564545), (15, 1338938727), (21, 956384805), (35, 573830883), (45, 446312909), (63, 318794935), (105, 191276961), (315, 63758987), (4657, 4312665), (13691, 1466955), (13971, 1437555), (23285, 862533), (32599, 616095), (41073, 488985), (41913, 479185), (68455, 293391), (69855, 287511), (95837, 209565), (97797, 205365), (123219, 162995)]