87854672

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{39503}}^1$

素因数の和:39650

約数の個数: 20

約数和(自身を含む): 171447360

約数和(自身を除く): 83592688

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 39503, 79006, 158012, 316024, 632048, 5490917, 10981834, 21963668, 43927336, 87854672]

約数ペア:

[(1, 87854672), (2, 43927336), (4, 21963668), (8, 10981834), (16, 5490917), (139, 632048), (278, 316024), (556, 158012), (1112, 79006), (2224, 39503)]