20754144

素因数分解:

$2^5\times 3^5\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 65218608

約数和(自身を除く): 44464464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 81, 96, 102, 108, 136, 144, 153, 157, 162, 204, 216, 243, 272, 288, 306, 314, 324, 408, 432, 459, 471, 486, 544, 612, 628, 648, 816, 864, 918, 942, 972, 1224, 1256, 1296, 1377, 1413, 1632, 1836, 1884, 1944, 2448, 2512, 2592, 2669, 2754, 2826, 3672, 3768, 3888, 4131, 4239, 4896, 5024, 5338, 5508, 5652, 7344, 7536, 7776, 8007, 8262, 8478, 10676, 11016, 11304, 12717, 14688, 15072, 16014, 16524, 16956, 21352, 22032, 22608, 24021, 25434, 32028, 33048, 33912, 38151, 42704, 44064, 45216, 48042, 50868, 64056, 66096, 67824, 72063, 76302, 85408, 96084, 101736, 128112, 132192, 135648, 144126, 152604, 192168, 203472, 216189, 256224, 288252, 305208, 384336, 406944, 432378, 576504, 610416, 648567, 768672, 864756, 1153008, 1220832, 1297134, 1729512, 2306016, 2594268, 3459024, 5188536, 6918048, 10377072, 20754144]

約数ペア:

[(1, 20754144), (2, 10377072), (3, 6918048), (4, 5188536), (6, 3459024), (8, 2594268), (9, 2306016), (12, 1729512), (16, 1297134), (17, 1220832), (18, 1153008), (24, 864756), (27, 768672), (32, 648567), (34, 610416), (36, 576504), (48, 432378), (51, 406944), (54, 384336), (68, 305208), (72, 288252), (81, 256224), (96, 216189), (102, 203472), (108, 192168), (136, 152604), (144, 144126), (153, 135648), (157, 132192), (162, 128112), (204, 101736), (216, 96084), (243, 85408), (272, 76302), (288, 72063), (306, 67824), (314, 66096), (324, 64056), (408, 50868), (432, 48042), (459, 45216), (471, 44064), (486, 42704), (544, 38151), (612, 33912), (628, 33048), (648, 32028), (816, 25434), (864, 24021), (918, 22608), (942, 22032), (972, 21352), (1224, 16956), (1256, 16524), (1296, 16014), (1377, 15072), (1413, 14688), (1632, 12717), (1836, 11304), (1884, 11016), (1944, 10676), (2448, 8478), (2512, 8262), (2592, 8007), (2669, 7776), (2754, 7536), (2826, 7344), (3672, 5652), (3768, 5508), (3888, 5338), (4131, 5024), (4239, 4896)]