20491247808

素因数分解:

$2^6\times 3^4\times {\mathrm{29}}^1\times {\mathrm{136303}}^1$

素因数の和:136356

約数の個数: 140

約数和(自身を含む): 62837507040

約数和(自身を除く): 42346259232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 81, 87, 96, 108, 116, 144, 162, 174, 192, 216, 232, 261, 288, 324, 348, 432, 464, 522, 576, 648, 696, 783, 864, 928, 1044, 1296, 1392, 1566, 1728, 1856, 2088, 2349, 2592, 2784, 3132, 4176, 4698, 5184, 5568, 6264, 8352, 9396, 12528, 16704, 18792, 25056, 37584, 50112, 75168, 136303, 150336, 272606, 408909, 545212, 817818, 1090424, 1226727, 1635636, 2180848, 2453454, 3271272, 3680181, 3952787, 4361696, 4906908, 6542544, 7360362, 7905574, 8723392, 9813816, 11040543, 11858361, 13085088, 14720724, 15811148, 19627632, 22081086, 23716722, 26170176, 29441448, 31622296, 35575083, 39255264, 44162172, 47433444, 58882896, 63244592, 71150166, 78510528, 88324344, 94866888, 106725249, 117765792, 126489184, 142300332, 176648688, 189733776, 213450498, 235531584, 252978368, 284600664, 320175747, 353297376, 379467552, 426900996, 569201328, 640351494, 706594752, 758935104, 853801992, 1138402656, 1280702988, 1707603984, 2276805312, 2561405976, 3415207968, 5122811952, 6830415936, 10245623904, 20491247808]

約数ペア:

[(1, 20491247808), (2, 10245623904), (3, 6830415936), (4, 5122811952), (6, 3415207968), (8, 2561405976), (9, 2276805312), (12, 1707603984), (16, 1280702988), (18, 1138402656), (24, 853801992), (27, 758935104), (29, 706594752), (32, 640351494), (36, 569201328), (48, 426900996), (54, 379467552), (58, 353297376), (64, 320175747), (72, 284600664), (81, 252978368), (87, 235531584), (96, 213450498), (108, 189733776), (116, 176648688), (144, 142300332), (162, 126489184), (174, 117765792), (192, 106725249), (216, 94866888), (232, 88324344), (261, 78510528), (288, 71150166), (324, 63244592), (348, 58882896), (432, 47433444), (464, 44162172), (522, 39255264), (576, 35575083), (648, 31622296), (696, 29441448), (783, 26170176), (864, 23716722), (928, 22081086), (1044, 19627632), (1296, 15811148), (1392, 14720724), (1566, 13085088), (1728, 11858361), (1856, 11040543), (2088, 9813816), (2349, 8723392), (2592, 7905574), (2784, 7360362), (3132, 6542544), (4176, 4906908), (4698, 4361696), (5184, 3952787), (5568, 3680181), (6264, 3271272), (8352, 2453454), (9396, 2180848), (12528, 1635636), (16704, 1226727), (18792, 1090424), (25056, 817818), (37584, 545212), (50112, 408909), (75168, 272606), (136303, 150336)]