20243328

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:484

約数の個数: 128

約数和(自身を含む): 65214720

約数和(自身を除く): 44971392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 112, 119, 128, 136, 168, 192, 204, 224, 238, 272, 336, 357, 384, 408, 443, 448, 476, 544, 672, 714, 816, 886, 896, 952, 1088, 1329, 1344, 1428, 1632, 1772, 1904, 2176, 2658, 2688, 2856, 3101, 3264, 3544, 3808, 5316, 5712, 6202, 6528, 7088, 7531, 7616, 9303, 10632, 11424, 12404, 14176, 15062, 15232, 18606, 21264, 22593, 22848, 24808, 28352, 30124, 37212, 42528, 45186, 45696, 49616, 52717, 56704, 60248, 74424, 85056, 90372, 99232, 105434, 120496, 148848, 158151, 170112, 180744, 198464, 210868, 240992, 297696, 316302, 361488, 396928, 421736, 481984, 595392, 632604, 722976, 843472, 963968, 1190784, 1265208, 1445952, 1686944, 2530416, 2891904, 3373888, 5060832, 6747776, 10121664, 20243328]

約数ペア:

[(1, 20243328), (2, 10121664), (3, 6747776), (4, 5060832), (6, 3373888), (7, 2891904), (8, 2530416), (12, 1686944), (14, 1445952), (16, 1265208), (17, 1190784), (21, 963968), (24, 843472), (28, 722976), (32, 632604), (34, 595392), (42, 481984), (48, 421736), (51, 396928), (56, 361488), (64, 316302), (68, 297696), (84, 240992), (96, 210868), (102, 198464), (112, 180744), (119, 170112), (128, 158151), (136, 148848), (168, 120496), (192, 105434), (204, 99232), (224, 90372), (238, 85056), (272, 74424), (336, 60248), (357, 56704), (384, 52717), (408, 49616), (443, 45696), (448, 45186), (476, 42528), (544, 37212), (672, 30124), (714, 28352), (816, 24808), (886, 22848), (896, 22593), (952, 21264), (1088, 18606), (1329, 15232), (1344, 15062), (1428, 14176), (1632, 12404), (1772, 11424), (1904, 10632), (2176, 9303), (2658, 7616), (2688, 7531), (2856, 7088), (3101, 6528), (3264, 6202), (3544, 5712), (3808, 5316)]