20311872

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:173

約数の個数: 168

約数和(自身を含む): 66714624

約数和(自身を除く): 46402752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 64, 68, 84, 96, 98, 102, 112, 119, 127, 136, 147, 168, 192, 196, 204, 224, 238, 254, 272, 294, 336, 357, 381, 392, 408, 448, 476, 508, 544, 588, 672, 714, 762, 784, 816, 833, 889, 952, 1016, 1088, 1176, 1344, 1428, 1524, 1568, 1632, 1666, 1778, 1904, 2032, 2159, 2352, 2499, 2667, 2856, 3048, 3136, 3264, 3332, 3556, 3808, 4064, 4318, 4704, 4998, 5334, 5712, 6096, 6223, 6477, 6664, 7112, 7616, 8128, 8636, 9408, 9996, 10668, 11424, 12192, 12446, 12954, 13328, 14224, 15113, 17272, 18669, 19992, 21336, 22848, 24384, 24892, 25908, 26656, 28448, 30226, 34544, 37338, 39984, 42672, 45339, 49784, 51816, 53312, 56896, 60452, 69088, 74676, 79968, 85344, 90678, 99568, 103632, 105791, 120904, 138176, 149352, 159936, 170688, 181356, 199136, 207264, 211582, 241808, 298704, 317373, 362712, 398272, 414528, 423164, 483616, 597408, 634746, 725424, 846328, 967232, 1194816, 1269492, 1450848, 1692656, 2538984, 2901696, 3385312, 5077968, 6770624, 10155936, 20311872]

約数ペア:

[(1, 20311872), (2, 10155936), (3, 6770624), (4, 5077968), (6, 3385312), (7, 2901696), (8, 2538984), (12, 1692656), (14, 1450848), (16, 1269492), (17, 1194816), (21, 967232), (24, 846328), (28, 725424), (32, 634746), (34, 597408), (42, 483616), (48, 423164), (49, 414528), (51, 398272), (56, 362712), (64, 317373), (68, 298704), (84, 241808), (96, 211582), (98, 207264), (102, 199136), (112, 181356), (119, 170688), (127, 159936), (136, 149352), (147, 138176), (168, 120904), (192, 105791), (196, 103632), (204, 99568), (224, 90678), (238, 85344), (254, 79968), (272, 74676), (294, 69088), (336, 60452), (357, 56896), (381, 53312), (392, 51816), (408, 49784), (448, 45339), (476, 42672), (508, 39984), (544, 37338), (588, 34544), (672, 30226), (714, 28448), (762, 26656), (784, 25908), (816, 24892), (833, 24384), (889, 22848), (952, 21336), (1016, 19992), (1088, 18669), (1176, 17272), (1344, 15113), (1428, 14224), (1524, 13328), (1568, 12954), (1632, 12446), (1666, 12192), (1778, 11424), (1904, 10668), (2032, 9996), (2159, 9408), (2352, 8636), (2499, 8128), (2667, 7616), (2856, 7112), (3048, 6664), (3136, 6477), (3264, 6223), (3332, 6096), (3556, 5712), (3808, 5334), (4064, 4998), (4318, 4704)]