20878272

素因数分解:

$2^6\times 3^2\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:626

約数の個数: 84

約数和(自身を含む): 60849256

約数和(自身を除く): 39970984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 67, 72, 96, 134, 144, 192, 201, 268, 288, 402, 536, 541, 576, 603, 804, 1072, 1082, 1206, 1608, 1623, 2144, 2164, 2412, 3216, 3246, 4288, 4328, 4824, 4869, 6432, 6492, 8656, 9648, 9738, 12864, 12984, 17312, 19296, 19476, 25968, 34624, 36247, 38592, 38952, 51936, 72494, 77904, 103872, 108741, 144988, 155808, 217482, 289976, 311616, 326223, 434964, 579952, 652446, 869928, 1159904, 1304892, 1739856, 2319808, 2609784, 3479712, 5219568, 6959424, 10439136, 20878272]

約数ペア:

[(1, 20878272), (2, 10439136), (3, 6959424), (4, 5219568), (6, 3479712), (8, 2609784), (9, 2319808), (12, 1739856), (16, 1304892), (18, 1159904), (24, 869928), (32, 652446), (36, 579952), (48, 434964), (64, 326223), (67, 311616), (72, 289976), (96, 217482), (134, 155808), (144, 144988), (192, 108741), (201, 103872), (268, 77904), (288, 72494), (402, 51936), (536, 38952), (541, 38592), (576, 36247), (603, 34624), (804, 25968), (1072, 19476), (1082, 19296), (1206, 17312), (1608, 12984), (1623, 12864), (2144, 9738), (2164, 9648), (2412, 8656), (3216, 6492), (3246, 6432), (4288, 4869), (4328, 4824)]