20147661555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{18097}}^1$

素因数の和:18596

約数の個数: 64

約数和(自身を含む): 38528759808

約数和(自身を除く): 18381098253

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 461, 483, 805, 1383, 2305, 2415, 3227, 6915, 9681, 10603, 16135, 18097, 31809, 48405, 53015, 54291, 74221, 90485, 126679, 159045, 222663, 271455, 371105, 380037, 416231, 633395, 1113315, 1248693, 1900185, 2081155, 2913617, 6243465, 8342717, 8740851, 14568085, 25028151, 41713585, 43704255, 58399019, 125140755, 175197057, 191882491, 291995095, 575647473, 875985285, 959412455, 1343177437, 2878237365, 4029532311, 6715887185, 20147661555]

約数ペア:

[(1, 20147661555), (3, 6715887185), (5, 4029532311), (7, 2878237365), (15, 1343177437), (21, 959412455), (23, 875985285), (35, 575647473), (69, 291995095), (105, 191882491), (115, 175197057), (161, 125140755), (345, 58399019), (461, 43704255), (483, 41713585), (805, 25028151), (1383, 14568085), (2305, 8740851), (2415, 8342717), (3227, 6243465), (6915, 2913617), (9681, 2081155), (10603, 1900185), (16135, 1248693), (18097, 1113315), (31809, 633395), (48405, 416231), (53015, 380037), (54291, 371105), (74221, 271455), (90485, 222663), (126679, 159045)]