16491328

素因数分解:

$2^6\times 7^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:431

約数の個数: 56

約数和(自身を含む): 37819584

約数和(自身を除く): 21328256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 131, 224, 262, 281, 448, 524, 562, 917, 1048, 1124, 1834, 1967, 2096, 2248, 3668, 3934, 4192, 4496, 7336, 7868, 8384, 8992, 14672, 15736, 17984, 29344, 31472, 36811, 58688, 62944, 73622, 125888, 147244, 257677, 294488, 515354, 588976, 1030708, 1177952, 2061416, 2355904, 4122832, 8245664, 16491328]

約数ペア:

[(1, 16491328), (2, 8245664), (4, 4122832), (7, 2355904), (8, 2061416), (14, 1177952), (16, 1030708), (28, 588976), (32, 515354), (56, 294488), (64, 257677), (112, 147244), (131, 125888), (224, 73622), (262, 62944), (281, 58688), (448, 36811), (524, 31472), (562, 29344), (917, 17984), (1048, 15736), (1124, 14672), (1834, 8992), (1967, 8384), (2096, 7868), (2248, 7336), (3668, 4496), (3934, 4192)]