20837140416

素因数分解:

$2^6\times 3^2\times {\mathrm{191}}^1\times {\mathrm{189401}}^1$

素因数の和:189610

約数の個数: 84

約数和(自身を含む): 60038918784

約数和(自身を除く): 39201778368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 191, 192, 288, 382, 573, 576, 764, 1146, 1528, 1719, 2292, 3056, 3438, 4584, 6112, 6876, 9168, 12224, 13752, 18336, 27504, 36672, 55008, 110016, 189401, 378802, 568203, 757604, 1136406, 1515208, 1704609, 2272812, 3030416, 3409218, 4545624, 6060832, 6818436, 9091248, 12121664, 13636872, 18182496, 27273744, 36175591, 36364992, 54547488, 72351182, 108526773, 109094976, 144702364, 217053546, 289404728, 325580319, 434107092, 578809456, 651160638, 868214184, 1157618912, 1302321276, 1736428368, 2315237824, 2604642552, 3472856736, 5209285104, 6945713472, 10418570208, 20837140416]

約数ペア:

[(1, 20837140416), (2, 10418570208), (3, 6945713472), (4, 5209285104), (6, 3472856736), (8, 2604642552), (9, 2315237824), (12, 1736428368), (16, 1302321276), (18, 1157618912), (24, 868214184), (32, 651160638), (36, 578809456), (48, 434107092), (64, 325580319), (72, 289404728), (96, 217053546), (144, 144702364), (191, 109094976), (192, 108526773), (288, 72351182), (382, 54547488), (573, 36364992), (576, 36175591), (764, 27273744), (1146, 18182496), (1528, 13636872), (1719, 12121664), (2292, 9091248), (3056, 6818436), (3438, 6060832), (4584, 4545624), (6112, 3409218), (6876, 3030416), (9168, 2272812), (12224, 1704609), (13752, 1515208), (18336, 1136406), (27504, 757604), (36672, 568203), (55008, 378802), (110016, 189401)]