19783904

素因数分解:

$2^5\times 7^1\times {\mathrm{88321}}^1$

素因数の和:88338

約数の個数: 24

約数和(自身を含む): 44514288

約数和(自身を除く): 24730384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 88321, 176642, 353284, 618247, 706568, 1236494, 1413136, 2472988, 2826272, 4945976, 9891952, 19783904]

約数ペア:

[(1, 19783904), (2, 9891952), (4, 4945976), (7, 2826272), (8, 2472988), (14, 1413136), (16, 1236494), (28, 706568), (32, 618247), (56, 353284), (112, 176642), (224, 88321)]