20528035128

素因数分解:

$2^3\times 3^2\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{21601}}^1$

素因数の和:21877

約数の個数: 96

約数和(自身を含む): 56715618960

約数和(自身を除く): 36187583832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 67, 72, 134, 197, 201, 268, 394, 402, 536, 591, 603, 788, 804, 1182, 1206, 1576, 1608, 1773, 2364, 2412, 3546, 4728, 4824, 7092, 13199, 14184, 21601, 26398, 39597, 43202, 52796, 64803, 79194, 86404, 105592, 118791, 129606, 158388, 172808, 194409, 237582, 259212, 316776, 388818, 475164, 518424, 777636, 950328, 1447267, 1555272, 2894534, 4255397, 4341801, 5789068, 8510794, 8683602, 11578136, 12766191, 13025403, 17021588, 17367204, 25532382, 26050806, 34043176, 34734408, 38298573, 51064764, 52101612, 76597146, 102129528, 104203224, 153194292, 285111599, 306388584, 570223198, 855334797, 1140446396, 1710669594, 2280892792, 2566004391, 3421339188, 5132008782, 6842678376, 10264017564, 20528035128]

約数ペア:

[(1, 20528035128), (2, 10264017564), (3, 6842678376), (4, 5132008782), (6, 3421339188), (8, 2566004391), (9, 2280892792), (12, 1710669594), (18, 1140446396), (24, 855334797), (36, 570223198), (67, 306388584), (72, 285111599), (134, 153194292), (197, 104203224), (201, 102129528), (268, 76597146), (394, 52101612), (402, 51064764), (536, 38298573), (591, 34734408), (603, 34043176), (788, 26050806), (804, 25532382), (1182, 17367204), (1206, 17021588), (1576, 13025403), (1608, 12766191), (1773, 11578136), (2364, 8683602), (2412, 8510794), (3546, 5789068), (4728, 4341801), (4824, 4255397), (7092, 2894534), (13199, 1555272), (14184, 1447267), (21601, 950328), (26398, 777636), (39597, 518424), (43202, 475164), (52796, 388818), (64803, 316776), (79194, 259212), (86404, 237582), (105592, 194409), (118791, 172808), (129606, 158388)]