20613312

素因数分解:

$2^6\times 3^3\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 112

約数和(自身を含む): 61772800

約数和(自身を除く): 41159488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 79, 96, 108, 144, 151, 158, 192, 216, 237, 288, 302, 316, 432, 453, 474, 576, 604, 632, 711, 864, 906, 948, 1208, 1264, 1359, 1422, 1728, 1812, 1896, 2133, 2416, 2528, 2718, 2844, 3624, 3792, 4077, 4266, 4832, 5056, 5436, 5688, 7248, 7584, 8154, 8532, 9664, 10872, 11376, 11929, 14496, 15168, 16308, 17064, 21744, 22752, 23858, 28992, 32616, 34128, 35787, 43488, 45504, 47716, 65232, 68256, 71574, 86976, 95432, 107361, 130464, 136512, 143148, 190864, 214722, 260928, 286296, 322083, 381728, 429444, 572592, 644166, 763456, 858888, 1145184, 1288332, 1717776, 2290368, 2576664, 3435552, 5153328, 6871104, 10306656, 20613312]

約数ペア:

[(1, 20613312), (2, 10306656), (3, 6871104), (4, 5153328), (6, 3435552), (8, 2576664), (9, 2290368), (12, 1717776), (16, 1288332), (18, 1145184), (24, 858888), (27, 763456), (32, 644166), (36, 572592), (48, 429444), (54, 381728), (64, 322083), (72, 286296), (79, 260928), (96, 214722), (108, 190864), (144, 143148), (151, 136512), (158, 130464), (192, 107361), (216, 95432), (237, 86976), (288, 71574), (302, 68256), (316, 65232), (432, 47716), (453, 45504), (474, 43488), (576, 35787), (604, 34128), (632, 32616), (711, 28992), (864, 23858), (906, 22752), (948, 21744), (1208, 17064), (1264, 16308), (1359, 15168), (1422, 14496), (1728, 11929), (1812, 11376), (1896, 10872), (2133, 9664), (2416, 8532), (2528, 8154), (2718, 7584), (2844, 7248), (3624, 5688), (3792, 5436), (4077, 5056), (4266, 4832)]