20209662408

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1\times {\mathrm{1097}}^1$

素因数の和:1687

約数の個数: 128

約数和(自身を含む): 54985029120

約数和(自身を除く): 34775366712

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 137, 156, 274, 312, 411, 431, 548, 822, 862, 1096, 1097, 1293, 1644, 1724, 1781, 2194, 2586, 3288, 3291, 3448, 3562, 4388, 5172, 5343, 5603, 6582, 7124, 8776, 10344, 10686, 11206, 13164, 14248, 14261, 16809, 21372, 22412, 26328, 28522, 33618, 42744, 42783, 44824, 57044, 59047, 67236, 85566, 114088, 118094, 134472, 150289, 171132, 177141, 236188, 300578, 342264, 354282, 450867, 472376, 472807, 601156, 708564, 767611, 901734, 945614, 1202312, 1417128, 1418421, 1535222, 1803468, 1891228, 1953757, 2302833, 2836842, 3070444, 3606936, 3782456, 3907514, 4605666, 5673684, 5861271, 6140888, 6146491, 7815028, 9211332, 11347368, 11722542, 12292982, 15630056, 18422664, 18439473, 23445084, 24585964, 36878946, 46890168, 49171928, 64774559, 73757892, 129549118, 147515784, 194323677, 259098236, 388647354, 518196472, 777294708, 842069267, 1554589416, 1684138534, 2526207801, 3368277068, 5052415602, 6736554136, 10104831204, 20209662408]

約数ペア:

[(1, 20209662408), (2, 10104831204), (3, 6736554136), (4, 5052415602), (6, 3368277068), (8, 2526207801), (12, 1684138534), (13, 1554589416), (24, 842069267), (26, 777294708), (39, 518196472), (52, 388647354), (78, 259098236), (104, 194323677), (137, 147515784), (156, 129549118), (274, 73757892), (312, 64774559), (411, 49171928), (431, 46890168), (548, 36878946), (822, 24585964), (862, 23445084), (1096, 18439473), (1097, 18422664), (1293, 15630056), (1644, 12292982), (1724, 11722542), (1781, 11347368), (2194, 9211332), (2586, 7815028), (3288, 6146491), (3291, 6140888), (3448, 5861271), (3562, 5673684), (4388, 4605666), (5172, 3907514), (5343, 3782456), (5603, 3606936), (6582, 3070444), (7124, 2836842), (8776, 2302833), (10344, 1953757), (10686, 1891228), (11206, 1803468), (13164, 1535222), (14248, 1418421), (14261, 1417128), (16809, 1202312), (21372, 945614), (22412, 901734), (26328, 767611), (28522, 708564), (33618, 601156), (42744, 472807), (42783, 472376), (44824, 450867), (57044, 354282), (59047, 342264), (67236, 300578), (85566, 236188), (114088, 177141), (118094, 171132), (134472, 150289)]