19337648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109873}}^1$

素因数の和:109892

約数の個数: 20

約数和(自身を含む): 40873128

約数和(自身を除く): 21535480

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 109873, 219746, 439492, 878984, 1208603, 1757968, 2417206, 4834412, 9668824, 19337648]

約数ペア:

[(1, 19337648), (2, 9668824), (4, 4834412), (8, 2417206), (11, 1757968), (16, 1208603), (22, 878984), (44, 439492), (88, 219746), (176, 109873)]