19858962018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{823}}^1$

素因数の和:1340

約数の個数: 128

約数和(自身を含む): 48115482624

約数和(自身を除く): 28256520606

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 43, 62, 86, 93, 129, 186, 217, 258, 301, 431, 434, 602, 651, 823, 862, 903, 1293, 1302, 1333, 1646, 1806, 2469, 2586, 2666, 3017, 3999, 4938, 5761, 6034, 7998, 9051, 9331, 11522, 13361, 17283, 18102, 18533, 18662, 25513, 26722, 27993, 34566, 35389, 37066, 40083, 51026, 55599, 55986, 70778, 76539, 80166, 93527, 106167, 111198, 129731, 153078, 178591, 187054, 212334, 247723, 259462, 280581, 354713, 357182, 389193, 495446, 535773, 561162, 574523, 709426, 743169, 778386, 1064139, 1071546, 1097059, 1149046, 1486338, 1723569, 2128278, 2194118, 2482991, 3291177, 3447138, 4021661, 4965982, 6582354, 7448973, 7679413, 8043322, 10996103, 12064983, 14897946, 15252659, 15358826, 21992206, 23038239, 24129966, 30505318, 32988309, 45757977, 46076478, 65976618, 76972721, 91515954, 106768613, 153945442, 213537226, 230918163, 320305839, 461836326, 472832429, 640611678, 945664858, 1418497287, 2836994574, 3309827003, 6619654006, 9929481009, 19858962018]

約数ペア:

[(1, 19858962018), (2, 9929481009), (3, 6619654006), (6, 3309827003), (7, 2836994574), (14, 1418497287), (21, 945664858), (31, 640611678), (42, 472832429), (43, 461836326), (62, 320305839), (86, 230918163), (93, 213537226), (129, 153945442), (186, 106768613), (217, 91515954), (258, 76972721), (301, 65976618), (431, 46076478), (434, 45757977), (602, 32988309), (651, 30505318), (823, 24129966), (862, 23038239), (903, 21992206), (1293, 15358826), (1302, 15252659), (1333, 14897946), (1646, 12064983), (1806, 10996103), (2469, 8043322), (2586, 7679413), (2666, 7448973), (3017, 6582354), (3999, 4965982), (4938, 4021661), (5761, 3447138), (6034, 3291177), (7998, 2482991), (9051, 2194118), (9331, 2128278), (11522, 1723569), (13361, 1486338), (17283, 1149046), (18102, 1097059), (18533, 1071546), (18662, 1064139), (25513, 778386), (26722, 743169), (27993, 709426), (34566, 574523), (35389, 561162), (37066, 535773), (40083, 495446), (51026, 389193), (55599, 357182), (55986, 354713), (70778, 280581), (76539, 259462), (80166, 247723), (93527, 212334), (106167, 187054), (111198, 178591), (129731, 153078)]