19984038

素因数分解:

$2^1\times 3^1\times {\mathrm{739}}^1\times {\mathrm{4507}}^1$

素因数の和:5251

約数の個数: 16

約数和(自身を含む): 40031040

約数和(自身を除く): 20047002

約数列:

[1, 2, 3, 6, 739, 1478, 2217, 4434, 4507, 9014, 13521, 27042, 3330673, 6661346, 9992019, 19984038]

約数ペア:

[(1, 19984038), (2, 9992019), (3, 6661346), (6, 3330673), (739, 27042), (1478, 13521), (2217, 9014), (4434, 4507)]