28489816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{187433}}^1$

素因数の和:187458

約数の個数: 16

約数和(自身を含む): 56230200

約数和(自身を除く): 27740384

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 187433, 374866, 749732, 1499464, 3561227, 7122454, 14244908, 28489816]

約数ペア:

[(1, 28489816), (2, 14244908), (4, 7122454), (8, 3561227), (19, 1499464), (38, 749732), (76, 374866), (152, 187433)]