20454953184

素因数分解:

$2^5\times 3^2\times {\mathrm{307}}^1\times {\mathrm{231349}}^1$

素因数の和:231672

約数の個数: 72

約数和(自身を含む): 58358500200

約数和(自身を除く): 37903547016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 307, 614, 921, 1228, 1842, 2456, 2763, 3684, 4912, 5526, 7368, 9824, 11052, 14736, 22104, 29472, 44208, 88416, 231349, 462698, 694047, 925396, 1388094, 1850792, 2082141, 2776188, 3701584, 4164282, 5552376, 7403168, 8328564, 11104752, 16657128, 22209504, 33314256, 66628512, 71024143, 142048286, 213072429, 284096572, 426144858, 568193144, 639217287, 852289716, 1136386288, 1278434574, 1704579432, 2272772576, 2556869148, 3409158864, 5113738296, 6818317728, 10227476592, 20454953184]

約数ペア:

[(1, 20454953184), (2, 10227476592), (3, 6818317728), (4, 5113738296), (6, 3409158864), (8, 2556869148), (9, 2272772576), (12, 1704579432), (16, 1278434574), (18, 1136386288), (24, 852289716), (32, 639217287), (36, 568193144), (48, 426144858), (72, 284096572), (96, 213072429), (144, 142048286), (288, 71024143), (307, 66628512), (614, 33314256), (921, 22209504), (1228, 16657128), (1842, 11104752), (2456, 8328564), (2763, 7403168), (3684, 5552376), (4912, 4164282), (5526, 3701584), (7368, 2776188), (9824, 2082141), (11052, 1850792), (14736, 1388094), (22104, 925396), (29472, 694047), (44208, 462698), (88416, 231349)]