19223340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{320389}}^1$

素因数の和:320401

約数の個数: 24

約数和(自身を含む): 53825520

約数和(自身を除く): 34602180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 320389, 640778, 961167, 1281556, 1601945, 1922334, 3203890, 3844668, 4805835, 6407780, 9611670, 19223340]

約数ペア:

[(1, 19223340), (2, 9611670), (3, 6407780), (4, 4805835), (5, 3844668), (6, 3203890), (10, 1922334), (12, 1601945), (15, 1281556), (20, 961167), (30, 640778), (60, 320389)]