20675808

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 144

約数和(自身を含む): 64393056

約数和(自身を除く): 43717248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 41, 48, 51, 68, 72, 82, 96, 102, 103, 123, 136, 144, 153, 164, 204, 206, 246, 272, 288, 306, 309, 328, 369, 408, 412, 492, 544, 612, 618, 656, 697, 738, 816, 824, 927, 984, 1224, 1236, 1312, 1394, 1476, 1632, 1648, 1751, 1854, 1968, 2091, 2448, 2472, 2788, 2952, 3296, 3502, 3708, 3936, 4182, 4223, 4896, 4944, 5253, 5576, 5904, 6273, 7004, 7416, 8364, 8446, 9888, 10506, 11152, 11808, 12546, 12669, 14008, 14832, 15759, 16728, 16892, 21012, 22304, 25092, 25338, 28016, 29664, 31518, 33456, 33784, 38007, 42024, 50184, 50676, 56032, 63036, 66912, 67568, 71791, 76014, 84048, 100368, 101352, 126072, 135136, 143582, 152028, 168096, 200736, 202704, 215373, 252144, 287164, 304056, 405408, 430746, 504288, 574328, 608112, 646119, 861492, 1148656, 1216224, 1292238, 1722984, 2297312, 2584476, 3445968, 5168952, 6891936, 10337904, 20675808]

約数ペア:

[(1, 20675808), (2, 10337904), (3, 6891936), (4, 5168952), (6, 3445968), (8, 2584476), (9, 2297312), (12, 1722984), (16, 1292238), (17, 1216224), (18, 1148656), (24, 861492), (32, 646119), (34, 608112), (36, 574328), (41, 504288), (48, 430746), (51, 405408), (68, 304056), (72, 287164), (82, 252144), (96, 215373), (102, 202704), (103, 200736), (123, 168096), (136, 152028), (144, 143582), (153, 135136), (164, 126072), (204, 101352), (206, 100368), (246, 84048), (272, 76014), (288, 71791), (306, 67568), (309, 66912), (328, 63036), (369, 56032), (408, 50676), (412, 50184), (492, 42024), (544, 38007), (612, 33784), (618, 33456), (656, 31518), (697, 29664), (738, 28016), (816, 25338), (824, 25092), (927, 22304), (984, 21012), (1224, 16892), (1236, 16728), (1312, 15759), (1394, 14832), (1476, 14008), (1632, 12669), (1648, 12546), (1751, 11808), (1854, 11152), (1968, 10506), (2091, 9888), (2448, 8446), (2472, 8364), (2788, 7416), (2952, 7004), (3296, 6273), (3502, 5904), (3708, 5576), (3936, 5253), (4182, 4944), (4223, 4896)]