1948919904

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{9491}}^1$

素因数の和:9561

約数の個数: 144

約数和(自身を含む): 5970392064

約数和(自身を除く): 4021472160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 31, 32, 36, 46, 48, 62, 69, 72, 92, 93, 96, 124, 138, 144, 184, 186, 207, 248, 276, 279, 288, 368, 372, 414, 496, 552, 558, 713, 736, 744, 828, 992, 1104, 1116, 1426, 1488, 1656, 2139, 2208, 2232, 2852, 2976, 3312, 4278, 4464, 5704, 6417, 6624, 8556, 8928, 9491, 11408, 12834, 17112, 18982, 22816, 25668, 28473, 34224, 37964, 51336, 56946, 68448, 75928, 85419, 102672, 113892, 151856, 170838, 205344, 218293, 227784, 294221, 303712, 341676, 436586, 455568, 588442, 654879, 683352, 873172, 882663, 911136, 1176884, 1309758, 1366704, 1746344, 1765326, 1964637, 2353768, 2619516, 2647989, 2733408, 3492688, 3530652, 3929274, 4707536, 5239032, 5295978, 6767083, 6985376, 7061304, 7858548, 9415072, 10478064, 10591956, 13534166, 14122608, 15717096, 20301249, 20956128, 21183912, 27068332, 28245216, 31434192, 40602498, 42367824, 54136664, 60903747, 62868384, 81204996, 84735648, 108273328, 121807494, 162409992, 216546656, 243614988, 324819984, 487229976, 649639968, 974459952, 1948919904]

約数ペア:

[(1, 1948919904), (2, 974459952), (3, 649639968), (4, 487229976), (6, 324819984), (8, 243614988), (9, 216546656), (12, 162409992), (16, 121807494), (18, 108273328), (23, 84735648), (24, 81204996), (31, 62868384), (32, 60903747), (36, 54136664), (46, 42367824), (48, 40602498), (62, 31434192), (69, 28245216), (72, 27068332), (92, 21183912), (93, 20956128), (96, 20301249), (124, 15717096), (138, 14122608), (144, 13534166), (184, 10591956), (186, 10478064), (207, 9415072), (248, 7858548), (276, 7061304), (279, 6985376), (288, 6767083), (368, 5295978), (372, 5239032), (414, 4707536), (496, 3929274), (552, 3530652), (558, 3492688), (713, 2733408), (736, 2647989), (744, 2619516), (828, 2353768), (992, 1964637), (1104, 1765326), (1116, 1746344), (1426, 1366704), (1488, 1309758), (1656, 1176884), (2139, 911136), (2208, 882663), (2232, 873172), (2852, 683352), (2976, 654879), (3312, 588442), (4278, 455568), (4464, 436586), (5704, 341676), (6417, 303712), (6624, 294221), (8556, 227784), (8928, 218293), (9491, 205344), (11408, 170838), (12834, 151856), (17112, 113892), (18982, 102672), (22816, 85419), (25668, 75928), (28473, 68448), (34224, 56946), (37964, 51336)]