19384912

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13613}}^1$

素因数の和:13710

約数の個数: 20

約数和(自身を含む): 37983060

約数和(自身を除く): 18598148

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13613, 27226, 54452, 108904, 217808, 1211557, 2423114, 4846228, 9692456, 19384912]

約数ペア:

[(1, 19384912), (2, 9692456), (4, 4846228), (8, 2423114), (16, 1211557), (89, 217808), (178, 108904), (356, 54452), (712, 27226), (1424, 13613)]