1938776

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 4212000

約数和(自身を除く): 2273224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 389, 623, 712, 778, 1246, 1556, 2492, 2723, 3112, 4984, 5446, 10892, 21784, 34621, 69242, 138484, 242347, 276968, 484694, 969388, 1938776]

約数ペア:

[(1, 1938776), (2, 969388), (4, 484694), (7, 276968), (8, 242347), (14, 138484), (28, 69242), (56, 34621), (89, 21784), (178, 10892), (356, 5446), (389, 4984), (623, 3112), (712, 2723), (778, 2492), (1246, 1556)]