20487828

素因数分解:

$2^2\times 3^1\times {\mathrm{433}}^1\times {\mathrm{3943}}^1$

素因数の和:4383

約数の個数: 24

約数和(自身を含む): 47927488

約数和(自身を除く): 27439660

約数列:

[1, 2, 3, 4, 6, 12, 433, 866, 1299, 1732, 2598, 3943, 5196, 7886, 11829, 15772, 23658, 47316, 1707319, 3414638, 5121957, 6829276, 10243914, 20487828]

約数ペア:

[(1, 20487828), (2, 10243914), (3, 6829276), (4, 5121957), (6, 3414638), (12, 1707319), (433, 47316), (866, 23658), (1299, 15772), (1732, 11829), (2598, 7886), (3943, 5196)]