18695846784

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{20177}}^1$

素因数の和:20340

約数の個数: 128

約数和(自身を含む): 52688793600

約数和(自身を除く): 33992946816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 127, 128, 152, 192, 228, 254, 304, 381, 384, 456, 508, 608, 762, 912, 1016, 1216, 1524, 1824, 2032, 2413, 2432, 3048, 3648, 4064, 4826, 6096, 7239, 7296, 8128, 9652, 12192, 14478, 16256, 19304, 20177, 24384, 28956, 38608, 40354, 48768, 57912, 60531, 77216, 80708, 115824, 121062, 154432, 161416, 231648, 242124, 308864, 322832, 383363, 463296, 484248, 645664, 766726, 926592, 968496, 1150089, 1291328, 1533452, 1936992, 2300178, 2562479, 2582656, 3066904, 3873984, 4600356, 5124958, 6133808, 7687437, 7747968, 9200712, 10249916, 12267616, 15374874, 18401424, 20499832, 24535232, 30749748, 36802848, 40999664, 48687101, 49070464, 61499496, 73605696, 81999328, 97374202, 122998992, 146061303, 147211392, 163998656, 194748404, 245997984, 292122606, 327997312, 389496808, 491995968, 584245212, 778993616, 983991936, 1168490424, 1557987232, 2336980848, 3115974464, 4673961696, 6231948928, 9347923392, 18695846784]

約数ペア:

[(1, 18695846784), (2, 9347923392), (3, 6231948928), (4, 4673961696), (6, 3115974464), (8, 2336980848), (12, 1557987232), (16, 1168490424), (19, 983991936), (24, 778993616), (32, 584245212), (38, 491995968), (48, 389496808), (57, 327997312), (64, 292122606), (76, 245997984), (96, 194748404), (114, 163998656), (127, 147211392), (128, 146061303), (152, 122998992), (192, 97374202), (228, 81999328), (254, 73605696), (304, 61499496), (381, 49070464), (384, 48687101), (456, 40999664), (508, 36802848), (608, 30749748), (762, 24535232), (912, 20499832), (1016, 18401424), (1216, 15374874), (1524, 12267616), (1824, 10249916), (2032, 9200712), (2413, 7747968), (2432, 7687437), (3048, 6133808), (3648, 5124958), (4064, 4600356), (4826, 3873984), (6096, 3066904), (7239, 2582656), (7296, 2562479), (8128, 2300178), (9652, 1936992), (12192, 1533452), (14478, 1291328), (16256, 1150089), (19304, 968496), (20177, 926592), (24384, 766726), (28956, 645664), (38608, 484248), (40354, 463296), (48768, 383363), (57912, 322832), (60531, 308864), (77216, 242124), (80708, 231648), (115824, 161416), (121062, 154432)]