20690525952

素因数分解:

$2^8\times 3^4\times {\mathrm{997807}}^1$

素因数の和:997835

約数の個数: 90

約数和(自身を含む): 61695466448

約数和(自身を除く): 41004940496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 576, 648, 768, 864, 1152, 1296, 1728, 2304, 2592, 3456, 5184, 6912, 10368, 20736, 997807, 1995614, 2993421, 3991228, 5986842, 7982456, 8980263, 11973684, 15964912, 17960526, 23947368, 26940789, 31929824, 35921052, 47894736, 53881578, 63859648, 71842104, 80822367, 95789472, 107763156, 127719296, 143684208, 161644734, 191578944, 215526312, 255438592, 287368416, 323289468, 383157888, 431052624, 574736832, 646578936, 766315776, 862105248, 1149473664, 1293157872, 1724210496, 2298947328, 2586315744, 3448420992, 5172631488, 6896841984, 10345262976, 20690525952]

約数ペア:

[(1, 20690525952), (2, 10345262976), (3, 6896841984), (4, 5172631488), (6, 3448420992), (8, 2586315744), (9, 2298947328), (12, 1724210496), (16, 1293157872), (18, 1149473664), (24, 862105248), (27, 766315776), (32, 646578936), (36, 574736832), (48, 431052624), (54, 383157888), (64, 323289468), (72, 287368416), (81, 255438592), (96, 215526312), (108, 191578944), (128, 161644734), (144, 143684208), (162, 127719296), (192, 107763156), (216, 95789472), (256, 80822367), (288, 71842104), (324, 63859648), (384, 53881578), (432, 47894736), (576, 35921052), (648, 31929824), (768, 26940789), (864, 23947368), (1152, 17960526), (1296, 15964912), (1728, 11973684), (2304, 8980263), (2592, 7982456), (3456, 5986842), (5184, 3991228), (6912, 2993421), (10368, 1995614), (20736, 997807)]