20155072

素因数分解:

$2^6\times 7^2\times {\mathrm{6427}}^1$

素因数の和:6453

約数の個数: 42

約数和(自身を含む): 46532292

約数和(自身を除く): 26377220

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 6427, 12854, 25708, 44989, 51416, 89978, 102832, 179956, 205664, 314923, 359912, 411328, 629846, 719824, 1259692, 1439648, 2519384, 2879296, 5038768, 10077536, 20155072]

約数ペア:

[(1, 20155072), (2, 10077536), (4, 5038768), (7, 2879296), (8, 2519384), (14, 1439648), (16, 1259692), (28, 719824), (32, 629846), (49, 411328), (56, 359912), (64, 314923), (98, 205664), (112, 179956), (196, 102832), (224, 89978), (392, 51416), (448, 44989), (784, 25708), (1568, 12854), (3136, 6427)]