20617128

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2191

約数の個数: 96

約数和(自身を含む): 67204800

約数和(自身を除く): 46587672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 456, 504, 532, 684, 798, 1064, 1197, 1368, 1596, 2153, 2394, 3192, 4306, 4788, 6459, 8612, 9576, 12918, 15071, 17224, 19377, 25836, 30142, 38754, 40907, 45213, 51672, 60284, 77508, 81814, 90426, 120568, 122721, 135639, 155016, 163628, 180852, 245442, 271278, 286349, 327256, 361704, 368163, 490884, 542556, 572698, 736326, 859047, 981768, 1085112, 1145396, 1472652, 1718094, 2290792, 2577141, 2945304, 3436188, 5154282, 6872376, 10308564, 20617128]

約数ペア:

[(1, 20617128), (2, 10308564), (3, 6872376), (4, 5154282), (6, 3436188), (7, 2945304), (8, 2577141), (9, 2290792), (12, 1718094), (14, 1472652), (18, 1145396), (19, 1085112), (21, 981768), (24, 859047), (28, 736326), (36, 572698), (38, 542556), (42, 490884), (56, 368163), (57, 361704), (63, 327256), (72, 286349), (76, 271278), (84, 245442), (114, 180852), (126, 163628), (133, 155016), (152, 135639), (168, 122721), (171, 120568), (228, 90426), (252, 81814), (266, 77508), (342, 60284), (399, 51672), (456, 45213), (504, 40907), (532, 38754), (684, 30142), (798, 25836), (1064, 19377), (1197, 17224), (1368, 15071), (1596, 12918), (2153, 9576), (2394, 8612), (3192, 6459), (4306, 4788)]