19115488

素因数分解:

$2^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 72

約数和(自身を含む): 44643312

約数和(自身を除く): 25527824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 73, 98, 112, 146, 167, 196, 224, 292, 334, 392, 511, 584, 668, 784, 1022, 1168, 1169, 1336, 1568, 2044, 2336, 2338, 2672, 3577, 4088, 4676, 5344, 7154, 8176, 8183, 9352, 12191, 14308, 16352, 16366, 18704, 24382, 28616, 32732, 37408, 48764, 57232, 65464, 85337, 97528, 114464, 130928, 170674, 195056, 261856, 341348, 390112, 597359, 682696, 1194718, 1365392, 2389436, 2730784, 4778872, 9557744, 19115488]

約数ペア:

[(1, 19115488), (2, 9557744), (4, 4778872), (7, 2730784), (8, 2389436), (14, 1365392), (16, 1194718), (28, 682696), (32, 597359), (49, 390112), (56, 341348), (73, 261856), (98, 195056), (112, 170674), (146, 130928), (167, 114464), (196, 97528), (224, 85337), (292, 65464), (334, 57232), (392, 48764), (511, 37408), (584, 32732), (668, 28616), (784, 24382), (1022, 18704), (1168, 16366), (1169, 16352), (1336, 14308), (1568, 12191), (2044, 9352), (2336, 8183), (2338, 8176), (2672, 7154), (3577, 5344), (4088, 4676)]